CVE-2016-2177
Summary
| CVE | CVE-2016-2177 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-06-20 01:59:02 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | OpenSSL through 1.0.2h incorrectly uses pointer arithmetic for heap-buffer boundary checks, which might allow remote attackers to cause a denial of service (integer overflow and application crash) or possibly have unspecified other impact by leveraging unexpected malloc behavior, related to s3_srvr.c, ssl_sess.c, and t1_lib.c. |
Risk And Classification
Primary CVSS: v3.0 9.8 CRITICAL from [email protected]
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Problem Types: CWE-190 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:L/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Hp | Icewall Mcrp | 3.0 | All | All | All |
| Application | Hp | Icewall Sso | 10.0 | All | All | All |
| Application | Hp | Icewall Sso | 10.0 | All | All | All |
| Application | Hp | Icewall Sso Agent Option | 10.0 | All | All | All |
| Application | Openssl | Openssl | 1.0.1 | All | All | All |
| Application | Openssl | Openssl | 1.0.1a | All | All | All |
| Application | Openssl | Openssl | 1.0.1b | All | All | All |
| Application | Openssl | Openssl | 1.0.1c | All | All | All |
| Application | Openssl | Openssl | 1.0.1d | All | All | All |
| Application | Openssl | Openssl | 1.0.1e | All | All | All |
| Application | Openssl | Openssl | 1.0.1f | All | All | All |
| Application | Openssl | Openssl | 1.0.1g | All | All | All |
| Application | Openssl | Openssl | 1.0.1h | All | All | All |
| Application | Openssl | Openssl | 1.0.1i | All | All | All |
| Application | Openssl | Openssl | 1.0.1j | All | All | All |
| Application | Openssl | Openssl | 1.0.1k | All | All | All |
| Application | Openssl | Openssl | 1.0.1l | All | All | All |
| Application | Openssl | Openssl | 1.0.1m | All | All | All |
| Application | Openssl | Openssl | 1.0.1n | All | All | All |
| Application | Openssl | Openssl | 1.0.1o | All | All | All |
| Application | Openssl | Openssl | 1.0.1p | All | All | All |
| Application | Openssl | Openssl | 1.0.1q | All | All | All |
| Application | Openssl | Openssl | 1.0.1r | All | All | All |
| Application | Openssl | Openssl | 1.0.1s | All | All | All |
| Application | Openssl | Openssl | 1.0.1t | All | All | All |
| Application | Openssl | Openssl | 1.0.2 | All | All | All |
| Application | Openssl | Openssl | 1.0.2a | All | All | All |
| Application | Openssl | Openssl | 1.0.2b | All | All | All |
| Application | Openssl | Openssl | 1.0.2c | All | All | All |
| Application | Openssl | Openssl | 1.0.2d | All | All | All |
| Application | Openssl | Openssl | 1.0.2e | All | All | All |
| Application | Openssl | Openssl | 1.0.2f | All | All | All |
| Application | Openssl | Openssl | 1.0.2g | All | All | All |
| Application | Openssl | Openssl | 1.0.2h | All | All | All |
| Operating System | Oracle | Linux | 5 | All | All | All |
| Operating System | Oracle | Linux | 6 | All | All | All |
| Operating System | Oracle | Linux | 7 | All | All | All |
| Operating System | Oracle | Solaris | 10 | All | All | All |
| Operating System | Oracle | Solaris | 11.3 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | h20566.www2.hpe.com | |
| OpenSSL CVE-2016-2177 Integer Overflow Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| Bug 1341705 – CVE-2016-2177 openssl: Possible integer overflow vulnerabilities in codebase | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | Issue Tracking, Patch |
| Splunk Enterprise 6.4.5 addresses multiple vulnerabilities | Splunk | af854a3a-2127-422b-91ae-364da2661108 | www.splunk.com | Third Party Advisory |
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | support.hpe.com | |
| git.openssl.org Git - openssl.git/commit | af854a3a-2127-422b-91ae-364da2661108 | git.openssl.org | |
| Security Notification-EcoStruxure Modicon Builder | Schneider Electric | af854a3a-2127-422b-91ae-364da2661108 | www.schneider-electric.com | |
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | h20566.www2.hpe.com | |
| [security-announce] SUSE-SU-2016:2458-1: important: Security update for | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | access.redhat.com | |
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | h20566.www2.hpe.com | Third Party Advisory |
| support.f5.com/csp/article/K23873366 | af854a3a-2127-422b-91ae-364da2661108 | support.f5.com | |
| Oracle VM Server for x86 Bulletin - October 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | Third Party Advisory |
| Full Disclosure: Orion Elite Hidden IP Browser Pro - All Versions - Multiple Known Vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | seclists.org | |
| USN-3087-2: OpenSSL regression | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | |
| oss-security - CVE-2016-2177: OpenSSL undefined pointer arithmetic | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| [security-announce] SUSE-SU-2016:2394-1: important: Security update for | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Bugtraq | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| Oracle Critical Patch Update - October 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | Third Party Advisory |
| Schneider Electric Floating License Manager | CISA | af854a3a-2127-422b-91ae-364da2661108 | ics-cert.us-cert.gov | |
| [security-announce] SUSE-SU-2016:2387-1: important: Security update for | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| SA132 : OpenSSL Vulnerabilities 22-Sep-2016 and 26-Sep-2016 | af854a3a-2127-422b-91ae-364da2661108 | bto.bluecoat.com | Third Party Advisory |
| [security-announce] openSUSE-SU-2016:2407-1: important: Security update | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| OpenSSL: Multiple vulnerabilities (GLSA 201612-16) — Gentoo security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | Patch, Third Party Advisory, VDB Entry |
| Public KB - SA40312 - September 22 2016 OpenSSL Security Advisory | af854a3a-2127-422b-91ae-364da2661108 | kb.pulsesecure.net | Third Party Advisory |
| [security-announce] SUSE-SU-2016:2469-1: important: Security update for | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| [security-announce] SUSE-SU-2017:2700-1: important: Security update for SLES 12-SP1 Docker image - openSUSE Security Announce - openSUSE Mailing Lists | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| USN-3087-1: OpenSSL vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | |
| Bugtraq | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| OpenSSL Integer Overflow in ssl3_get_client_hello() Lets Remote Users Deny Service - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Third Party Advisory, VDB Entry |
| Security Advisory 0024 - Arista | af854a3a-2127-422b-91ae-364da2661108 | www.arista.com | |
| Debian -- Security Information -- DSA-3673-1 openssl | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| Juniper Networks - 2016-10 Security Bulletin: OpenSSL security updates | af854a3a-2127-422b-91ae-364da2661108 | kb.juniper.net | Third Party Advisory |
| [security-announce] SUSE-SU-2016:2468-1: important: Security update for | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| [security-announce] openSUSE-SU-2018:0458-1: important: Security update | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Oracle Critical Patch Update - October 2017 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| Article Not Available; Try Logging In | af854a3a-2127-422b-91ae-364da2661108 | kc.mcafee.com | Third Party Advisory |
| [security-announce] openSUSE-SU-2016:2537-1: important: Security update for compat-openssl098 - openSUSE Security Announce - openSUSE Mailing Lists | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Oracle Critical Patch Update - January 2018 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| [security-announce] SUSE-SU-2017:2699-1: important: Security update for | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | access.redhat.com | |
| [R1] LCE 4.8.2 Fixes Multiple Third-party Library Vulnerabilities - Security Advisory | Tenable Network Security | af854a3a-2127-422b-91ae-364da2661108 | www.tenable.com | |
| Security Notification – PlantStruxure PES | Schneider Electric | af854a3a-2127-422b-91ae-364da2661108 | www.schneider-electric.com | |
| [security-announce] openSUSE-SU-2016:2391-1: important: Security update | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Oracle Critical Patch Update - April 2018 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: September 2016 | af854a3a-2127-422b-91ae-364da2661108 | tools.cisco.com | |
| security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc | af854a3a-2127-422b-91ae-364da2661108 | security.FreeBSD.org | |
| IBM Security Bulletin: Vulnerabilities in OpenSSL, OpenVPN and GNU glibc affect IBM Security Virtual Server Protection for VMware - United States | af854a3a-2127-422b-91ae-364da2661108 | www-01.ibm.com | Third Party Advisory |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| Oracle Linux Bulletin - October 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | Third Party Advisory |
| Knowledge Center | af854a3a-2127-422b-91ae-364da2661108 | kc.mcafee.com | |
| AVEVA Global Customer Support - Login | af854a3a-2127-422b-91ae-364da2661108 | www.citect.schneider-electric.com | |
| cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf | af854a3a-2127-422b-91ae-364da2661108 | cert-portal.siemens.com | |
| Security Advisory - Sixteen OpenSSL Vulnerabilities on Some Huawei products | af854a3a-2127-422b-91ae-364da2661108 | www.huawei.com | |
| Oracle Critical Patch Update - July 2017 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| Document Display | HPE Support Center | af854a3a-2127-422b-91ae-364da2661108 | support.hpe.com | |
| [R2] PVS 5.2.0 Fixes Multiple Third-party Library Vulnerabilities - Security Advisory | Tenable Network Security | af854a3a-2127-422b-91ae-364da2661108 | www.tenable.com | |
| [R5] Nessus 6.9 Fixes Multiple Vulnerabilities - Security Advisory | Tenable Network Security | af854a3a-2127-422b-91ae-364da2661108 | www.tenable.com | Third Party Advisory |
| USN-3181-1: OpenSSL vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | access.redhat.com | |
| Splunk Enterprise 6.5.1 addresses multiple OpenSSL vulnerabilities | Splunk | af854a3a-2127-422b-91ae-364da2661108 | www.splunk.com | Third Party Advisory |
| Oracle Solaris Bulletin - April 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | Third Party Advisory |
| git.openssl.org Git - openssl.git/commit | MITRE | git.openssl.org | |
| /news/vulnerabilities.html | MITRE | www.openssl.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 390226 Oracle Managed Virtualization (VM) Server for x86 Security Update for Open Secure Sockets Layer (OpenSSL) (OVMSA-2021-0011)
- 390284 Oracle Managed Virtualization (VM) Server for x86 Security Update for Open Secure Sockets Layer (OpenSSL) (OVMSA-2023-0013)
- 590723 Schneider Electric Floating License Manager for CitectSCADA,CitectHistorian and Citect Anywhere Multiple Vulnerabilities (ICSA-18-144-01)
- 591093 ABB Relion 650, Relion 670 Open Secure Sockets Layer (OpenSSL) Multiple Vulnerabilities (ABB-VU-PGGA-1MRG024369) (ABB-VU-PGGA-1MRG025160)
- 591280 Siemens SCALANCE X-200RNA Switch Devices Denial of Service (DoS) Multiple Vulnerabilities (ICSA-22-349-21, SSA-412672)