9.8
CRITICAL
CVE-2016-7951
X.org libXtst Integer Overflow Remote Memory Access Vulnerability
Description

Multiple integer overflows in X.org libXtst before 1.2.3 allow remote X servers to trigger out-of-bounds memory access operations by leveraging the lack of range checks.

INFO

Published Date :

Dec. 13, 2016, 8:59 p.m.

Last Modified :

Nov. 21, 2024, 2:58 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2016-7951 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fedoraproject fedora
1 X libxtst

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-7951 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-7951 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2016/10/04/2
    Added Reference http://www.openwall.com/lists/oss-security/2016/10/04/4
    Added Reference http://www.securityfocus.com/bid/93370
    Added Reference http://www.securitytracker.com/id/1036945
    Added Reference https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AFLHX7WNEUXXDAGR324T35L5P6RRR7GE/
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVEUZRHYY3AJEKMFQ4DS7DX3Y2AICFP7/
    Added Reference https://lists.x.org/archives/xorg-announce/2016-October/002720.html
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Source Update by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Source SUSE OpenText
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference OpenText http://www.securitytracker.com/id/1036945 [No types assigned]
    Added Reference OpenText https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AFLHX7WNEUXXDAGR324T35L5P6RRR7GE/ [No types assigned]
    Added Reference OpenText https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3 [No types assigned]
    Added Reference OpenText https://lists.x.org/archives/xorg-announce/2016-October/002720.html [No types assigned]
    Added Reference OpenText http://www.openwall.com/lists/oss-security/2016/10/04/4 [No types assigned]
    Added Reference OpenText https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVEUZRHYY3AJEKMFQ4DS7DX3Y2AICFP7/ [No types assigned]
    Added Reference OpenText http://www.openwall.com/lists/oss-security/2016/10/04/2 [No types assigned]
    Added Reference OpenText http://www.securityfocus.com/bid/93370 [No types assigned]
    Removed Reference SUSE http://www.securitytracker.com/id/1036945
    Removed Reference SUSE https://lists.fedoraproject.org/archives/list/[email protected]/message/RVEUZRHYY3AJEKMFQ4DS7DX3Y2AICFP7/
    Removed Reference SUSE http://www.openwall.com/lists/oss-security/2016/10/04/2
    Removed Reference SUSE http://www.openwall.com/lists/oss-security/2016/10/04/4
    Removed Reference SUSE https://lists.fedoraproject.org/archives/list/[email protected]/message/AFLHX7WNEUXXDAGR324T35L5P6RRR7GE/
    Removed Reference SUSE https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3
    Removed Reference SUSE https://lists.x.org/archives/xorg-announce/2016-October/002720.html
    Removed Reference SUSE http://www.securityfocus.com/bid/93370
  • Reanalysis by [email protected]

    Aug. 27, 2020

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed CPE Configuration OR *cpe:2.3:a:x.org:libxtst:*:*:*:*:*:*:*:* versions up to (including) 1.2.2 OR *cpe:2.3:a:x:libxtst:*:*:*:*:*:*:*:* versions up to (including) 1.2.2
  • Initial Analysis by [email protected]

    Dec. 15, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:x.org:libxtst:1.2.2:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.securitytracker.com/id/1036945 No Types Assigned http://www.securitytracker.com/id/1036945 Third Party Advisory, VDB Entry
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/RVEUZRHYY3AJEKMFQ4DS7DX3Y2AICFP7/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/RVEUZRHYY3AJEKMFQ4DS7DX3Y2AICFP7/ Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/10/04/2 No Types Assigned http://www.openwall.com/lists/oss-security/2016/10/04/2 Third Party Advisory, Mailing List
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/10/04/4 No Types Assigned http://www.openwall.com/lists/oss-security/2016/10/04/4 Third Party Advisory, Mailing List
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/AFLHX7WNEUXXDAGR324T35L5P6RRR7GE/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/AFLHX7WNEUXXDAGR324T35L5P6RRR7GE/ Third Party Advisory
    Changed Reference Type https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3 No Types Assigned https://cgit.freedesktop.org/xorg/lib/libXtst/commit/?id=9556ad67af3129ec4a7a4f4b54a0d59701beeae3 Issue Tracking, Patch
    Changed Reference Type https://lists.x.org/archives/xorg-announce/2016-October/002720.html No Types Assigned https://lists.x.org/archives/xorg-announce/2016-October/002720.html Vendor Advisory
    Changed Reference Type http://www.securityfocus.com/bid/93370 No Types Assigned http://www.securityfocus.com/bid/93370 Third Party Advisory, VDB Entry
    Added CWE CWE-125
    Added CWE CWE-190
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-7951 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-7951 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.75 }} -0.25%

score

0.78755

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability