{"api_version":"1","generated_at":"2026-04-23T02:35:03+00:00","cve":"CVE-2018-19519","urls":{"html":"https://cve.report/CVE-2018-19519","api":"https://cve.report/api/cve/CVE-2018-19519.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-19519","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-19519"},"summary":{"title":"CVE-2018-19519","description":"In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-11-25 20:29:00","updated_at":"2023-11-07 02:55:00"},"problem_types":["CWE-125","CWE-909"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/","name":"FEDORA-2019-85d92df70f","refsource":"","tags":[],"title":"[SECURITY] Fedora 29 Update: tcpdump-4.9.3-1.fc29 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516","name":"https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516","refsource":"CONFIRM","tags":[],"title":"Public KB - SA44516 - 2020-07: Security Bulletin: Multiple Vulnerabilities Resolved in Pulse Connect Secure / Pulse Policy Secure 9.1R8","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/","name":"FEDORA-2019-85d92df70f","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 29 Update: tcpdump-4.9.3-1.fc29 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/4252-1/","name":"USN-4252-1","refsource":"UBUNTU","tags":[],"title":"USN-4252-1: tcpdump vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/zyingp/temp/blob/master/tcpdump.md","name":"https://github.com/zyingp/temp/blob/master/tcpdump.md","refsource":"MISC","tags":["Exploit","Mitigation","Third Party Advisory"],"title":"temp/tcpdump.md at master · zyingp/temp · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/","name":"FEDORA-2019-6db0d5b9d9","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 31 Update: tcpdump-4.9.3-1.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/4252-2/","name":"USN-4252-2","refsource":"UBUNTU","tags":[],"title":"USN-4252-2: tcpdump vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2019:3976","name":"RHSA-2019:3976","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/","name":"FEDORA-2019-d06bc63433","refsource":"","tags":[],"title":"[SECURITY] Fedora 30 Update: tcpdump-4.9.3-1.fc30 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/","name":"FEDORA-2019-d06bc63433","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 30 Update: tcpdump-4.9.3-1.fc30 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/","name":"FEDORA-2019-6db0d5b9d9","refsource":"","tags":[],"title":"[SECURITY] Fedora 31 Update: tcpdump-4.9.3-1.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/106098","name":"106098","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Tcpdump CVE-2018-19519 Stack Based Buffer Overflow Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-19519","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19519","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"19519","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"tcpdump","cpe5":"tcpdump","cpe6":"4.9.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"19519","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"tcpdump","cpe5":"tcpdump","cpe6":"4.9.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2018-19519","qid":"296080","title":"Oracle Solaris 11.4 Support Repository Update (SRU) 13.4.0 Missing (CPUJUL2019)"},{"cve":"CVE-2018-19519","qid":"377299","title":"Alibaba Cloud Linux Security Update for tcpdump (ALINUX2-SA-2020:0002)"},{"cve":"CVE-2018-19519","qid":"378201","title":"Virtuozzo Linux Security Update for tcpdump (VZLSA-2019:3976)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-19519","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":"In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"106098","refsource":"BID","url":"http://www.securityfocus.com/bid/106098"},{"name":"https://github.com/zyingp/temp/blob/master/tcpdump.md","refsource":"MISC","url":"https://github.com/zyingp/temp/blob/master/tcpdump.md"},{"refsource":"FEDORA","name":"FEDORA-2019-85d92df70f","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/"},{"refsource":"FEDORA","name":"FEDORA-2019-d06bc63433","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/"},{"refsource":"FEDORA","name":"FEDORA-2019-6db0d5b9d9","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/"},{"refsource":"REDHAT","name":"RHSA-2019:3976","url":"https://access.redhat.com/errata/RHSA-2019:3976"},{"refsource":"UBUNTU","name":"USN-4252-2","url":"https://usn.ubuntu.com/4252-2/"},{"refsource":"UBUNTU","name":"USN-4252-1","url":"https://usn.ubuntu.com/4252-1/"},{"refsource":"CONFIRM","name":"https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516","url":"https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516"}]}},"nvd":{"publishedDate":"2018-11-25 20:29:00","lastModifiedDate":"2023-11-07 02:55:00","problem_types":["CWE-125","CWE-909"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":4.3},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:tcpdump:tcpdump:4.9.2:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"19519","Ordinal":"136600","Title":"CVE-2018-19519","CVE":"CVE-2018-19519","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"19519","Ordinal":"1","NoteData":"In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"19519","Ordinal":"2","NoteData":"2018-11-25","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"19519","Ordinal":"3","NoteData":"2020-07-27","Type":"Other","Title":"Modified"}]}}}