{"api_version":"1","generated_at":"2026-07-23T04:01:21+00:00","cve":"CVE-2016-5696","urls":{"html":"https://cve.report/CVE-2016-5696","api":"https://cve.report/api/cve/CVE-2016-5696.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-5696","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-5696"},"summary":{"title":"CVE-2016-5696","description":"net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack.","state":"PUBLISHED","assigner":"mitre","published_at":"2016-08-06 20:59:05","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-200","n/a"],"metrics":[{"version":"3.0","source":"nvd@nist.gov","type":"Primary","score":"4.8","severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L","data":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L","baseScore":4.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"5.8","severity":"","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:P","baseScore":5.8,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.ubuntu.com/usn/USN-3070-1","name":"http://www.ubuntu.com/usn/USN-3070-1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3070-1: Linux kernel vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23","name":"https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Security Advisory 0023 - Arista","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://source.android.com/security/bulletin/2016-10-01.html","name":"http://source.android.com/security/bulletin/2016-10-01.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"Android Security Bulletin—October 2016 | Android Open Source Project","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-3072-2","name":"http://www.ubuntu.com/usn/USN-3072-2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3072-2: Linux kernel (OMAP4) vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1633.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1633.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"https://security.paloaltonetworks.com/CVE-2016-5696","name":"https://security.paloaltonetworks.com/CVE-2016-5696","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"CVE-2016-5696 Kernel Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html","name":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Oracle VM Server for x86 Bulletin - July 2016","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-3070-2","name":"http://www.ubuntu.com/usn/USN-3070-2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3070-2: Linux kernel (Raspberry Pi 2) vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2016/07/12/2","name":"http://www.openwall.com/lists/oss-security/2016/07/12/2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"title":"oss-security - Re: CVE-2016-5389: linux kernel - challange ack information leak.","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1631.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1631.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"https://github.com/Gnoxter/mountain_goat","name":"https://github.com/Gnoxter/mountain_goat","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"],"title":"GitHub - Gnoxter/mountain_goat: A PoC demonstrating techniques exploiting CVE-2016-5696 Off-Path TCP Exploits: Global Rate Limit Considered Dangerous","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-3072-1","name":"http://www.ubuntu.com/usn/USN-3072-1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3072-1: Linux kernel vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html","name":"http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Technical Description"],"title":"Mitnick Attack Reappears at GeekPwn Macau Contest","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1354708","name":"https://bugzilla.redhat.com/show_bug.cgi?id=1354708","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking"],"title":"Bug 1354708 – CVE-2016-5696 kernel: challenge ACK counter information disclosure.","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1814.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1814.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html","name":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"Oracle Linux Bulletin - July 2016","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-3071-2","name":"http://www.ubuntu.com/usn/USN-3071-2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3071-2: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1939.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1939.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10167","name":"https://kc.mcafee.com/corporate/index?page=content&id=SB10167","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"McAfee Security Bulletin: kernel challenge ACK counter information disclosure vulnerability (CVE-2016-5696)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1815.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1815.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1657.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1657.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/91704","name":"http://www.securityfocus.com/bid/91704","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Linux Kernel 'Ack Challenge' Information Disclosure Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://www.securitytracker.com/id/1036625","name":"http://www.securitytracker.com/id/1036625","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Linux Kernel Lets Remote Users Obtain Potentially Sensitive Information About, Deny Service, and Hijack Target TCP Connections in Certain Cases - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf","name":"https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Technical Description"],"title":"","mime":"application/pdf","httpstatus":"200","archivestatus":"200"},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758","name":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch"],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-3071-1","name":"http://www.ubuntu.com/usn/USN-3071-1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3071-1: Linux kernel vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-3070-3","name":"http://www.ubuntu.com/usn/USN-3070-3","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3070-3: Linux kernel (Qualcomm Snapdragon) vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/USN-3070-4","name":"http://www.ubuntu.com/usn/USN-3070-4","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"USN-3070-4: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1664.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1664.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"https://bto.bluecoat.com/security-advisory/sa131","name":"https://bto.bluecoat.com/security-advisory/sa131","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Broadcom Support Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758","name":"https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch"],"title":"tcp: make challenge acks less predictable · torvalds/linux@75ff39c · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1632.html","name":"http://rhn.redhat.com/errata/RHSA-2016-1632.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"-1","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-5696","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-5696","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2016","cve_id":"5696","vulnerable":"1","versionEndIncluding":"7.0","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"google","cpe5":"android","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"5696","vulnerable":"1","versionEndIncluding":"4.6.6","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"5696","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"vm_server","cpe6":"3.3","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"5696","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"vm_server","cpe6":"3.4","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T01:08:00.657Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://github.com/Gnoxter/mountain_goat"},{"name":"USN-3070-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3070-1"},{"name":"RHSA-2016:1657","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1657.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://bto.bluecoat.com/security-advisory/sa131"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"},{"name":"RHSA-2016:1814","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1814.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10167"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://source.android.com/security/bulletin/2016-10-01.html"},{"name":"91704","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/91704"},{"name":"USN-3070-3","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3070-3"},{"name":"USN-3070-2","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3070-2"},{"name":"RHSA-2016:1815","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1815.html"},{"name":"RHSA-2016:1939","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1939.html"},{"name":"USN-3071-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3071-1"},{"name":"RHSA-2016:1632","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1632.html"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758"},{"name":"USN-3070-4","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3070-4"},{"name":"1036625","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id/1036625"},{"name":"RHSA-2016:1631","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1631.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1354708"},{"name":"USN-3072-2","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3072-2"},{"name":"RHSA-2016:1633","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1633.html"},{"name":"RHSA-2016:1664","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1664.html"},{"name":"USN-3072-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3072-1"},{"tags":["x_refsource_MISC","x_transferred"],"url":"http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html"},{"name":"[oss-security] 20160712 Re: CVE-2016-5389: linux kernel - challange ack information leak.","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2016/07/12/2"},{"name":"USN-3071-2","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/USN-3071-2"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://security.paloaltonetworks.com/CVE-2016-5696"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2016-07-12T00:00:00.000Z","descriptions":[{"lang":"en","value":"net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2021-11-05T17:29:51.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"},{"tags":["x_refsource_MISC"],"url":"https://github.com/Gnoxter/mountain_goat"},{"name":"USN-3070-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3070-1"},{"name":"RHSA-2016:1657","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1657.html"},{"tags":["x_refsource_CONFIRM"],"url":"https://bto.bluecoat.com/security-advisory/sa131"},{"tags":["x_refsource_CONFIRM"],"url":"https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"},{"name":"RHSA-2016:1814","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1814.html"},{"tags":["x_refsource_CONFIRM"],"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10167"},{"tags":["x_refsource_CONFIRM"],"url":"http://source.android.com/security/bulletin/2016-10-01.html"},{"name":"91704","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/91704"},{"name":"USN-3070-3","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3070-3"},{"name":"USN-3070-2","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3070-2"},{"name":"RHSA-2016:1815","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1815.html"},{"name":"RHSA-2016:1939","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1939.html"},{"name":"USN-3071-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3071-1"},{"name":"RHSA-2016:1632","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1632.html"},{"tags":["x_refsource_MISC"],"url":"https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf"},{"tags":["x_refsource_CONFIRM"],"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758"},{"name":"USN-3070-4","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3070-4"},{"name":"1036625","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1036625"},{"name":"RHSA-2016:1631","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1631.html"},{"tags":["x_refsource_CONFIRM"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1354708"},{"name":"USN-3072-2","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3072-2"},{"name":"RHSA-2016:1633","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1633.html"},{"name":"RHSA-2016:1664","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"http://rhn.redhat.com/errata/RHSA-2016-1664.html"},{"name":"USN-3072-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3072-1"},{"tags":["x_refsource_MISC"],"url":"http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html"},{"name":"[oss-security] 20160712 Re: CVE-2016-5389: linux kernel - challange ack information leak.","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2016/07/12/2"},{"name":"USN-3071-2","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/USN-3071-2"},{"tags":["x_refsource_CONFIRM"],"url":"https://security.paloaltonetworks.com/CVE-2016-5696"},{"tags":["x_refsource_MISC"],"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2016-5696","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html","refsource":"CONFIRM","url":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"},{"name":"https://github.com/Gnoxter/mountain_goat","refsource":"MISC","url":"https://github.com/Gnoxter/mountain_goat"},{"name":"USN-3070-1","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3070-1"},{"name":"RHSA-2016:1657","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1657.html"},{"name":"https://bto.bluecoat.com/security-advisory/sa131","refsource":"CONFIRM","url":"https://bto.bluecoat.com/security-advisory/sa131"},{"name":"https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758","refsource":"CONFIRM","url":"https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758"},{"name":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html","refsource":"CONFIRM","url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"},{"name":"RHSA-2016:1814","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1814.html"},{"name":"https://kc.mcafee.com/corporate/index?page=content&id=SB10167","refsource":"CONFIRM","url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10167"},{"name":"http://source.android.com/security/bulletin/2016-10-01.html","refsource":"CONFIRM","url":"http://source.android.com/security/bulletin/2016-10-01.html"},{"name":"91704","refsource":"BID","url":"http://www.securityfocus.com/bid/91704"},{"name":"USN-3070-3","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3070-3"},{"name":"USN-3070-2","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3070-2"},{"name":"RHSA-2016:1815","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1815.html"},{"name":"RHSA-2016:1939","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1939.html"},{"name":"USN-3071-1","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3071-1"},{"name":"RHSA-2016:1632","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1632.html"},{"name":"https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf","refsource":"MISC","url":"https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf"},{"name":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758","refsource":"CONFIRM","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758"},{"name":"USN-3070-4","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3070-4"},{"name":"1036625","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1036625"},{"name":"RHSA-2016:1631","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1631.html"},{"name":"https://bugzilla.redhat.com/show_bug.cgi?id=1354708","refsource":"CONFIRM","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1354708"},{"name":"USN-3072-2","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3072-2"},{"name":"RHSA-2016:1633","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1633.html"},{"name":"RHSA-2016:1664","refsource":"REDHAT","url":"http://rhn.redhat.com/errata/RHSA-2016-1664.html"},{"name":"USN-3072-1","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3072-1"},{"name":"http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html","refsource":"MISC","url":"http://www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html"},{"name":"[oss-security] 20160712 Re: CVE-2016-5389: linux kernel - challange ack information leak.","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2016/07/12/2"},{"name":"USN-3071-2","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/USN-3071-2"},{"name":"https://security.paloaltonetworks.com/CVE-2016-5696","refsource":"CONFIRM","url":"https://security.paloaltonetworks.com/CVE-2016-5696"},{"name":"https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23","refsource":"MISC","url":"https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2016-5696","datePublished":"2016-08-06T20:00:00.000Z","dateReserved":"2016-06-16T00:00:00.000Z","dateUpdated":"2024-08-06T01:08:00.657Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2016-08-06 20:59:05","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["CWE-200","n/a"],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L","baseScore":4.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":2.2,"impactScore":2.5}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:P","baseScore":5.8,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:google:android:*:*:*:*:*:*:*:*","versionEndIncluding":"7.0","matchCriteriaId":"595E33EF-6B21-425B-929C-6B883FA50081"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:vm_server:3.3:*:*:*:*:*:*:*","matchCriteriaId":"87AE59F3-F47B-424D-B5EB-40768018206D"},{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:vm_server:3.4:*:*:*:*:*:*:*","matchCriteriaId":"45DC1391-1EFC-49D7-9DD5-D9D9C5DFE746"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndIncluding":"4.6.6","matchCriteriaId":"52847A0D-725D-40BB-B852-8937D886C0E1"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"5696","Ordinal":"1","Title":"CVE-2016-5696","CVE":"CVE-2016-5696","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"5696","Ordinal":"1","NoteData":"net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack.","Type":"Description","Title":"CVE-2016-5696"},{"CveYear":"2016","CveId":"5696","Ordinal":"2","NoteData":"2016-08-06","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"5696","Ordinal":"3","NoteData":"2021-11-05","Type":"Other","Title":"Modified"}]}}}