CVE-2017-13723

7.8 HIGH
Published: October 10, 2017 Modified: May 13, 2026
View on NVD

Description

In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.debian.org/security/2017/dsa-4000
Source: cve@mitre.org
Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/10/04/10
Source: cve@mitre.org
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/101253
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://cgit.freedesktop.org/xorg/xserver/commit/?id=94f11ca5cf011ef123bd222cabeaef6f424d76ac
Source: cve@mitre.org
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html
Source: cve@mitre.org
https://lists.x.org/archives/xorg-announce/2017-October/002808.html
Source: cve@mitre.org
Vendor Advisory
https://security.gentoo.org/glsa/201710-30
Source: cve@mitre.org
Third Party Advisory
http://www.debian.org/security/2017/dsa-4000
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/10/04/10
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/101253
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://cgit.freedesktop.org/xorg/xserver/commit/?id=94f11ca5cf011ef123bd222cabeaef6f424d76ac
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.x.org/archives/xorg-announce/2017-October/002808.html
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://security.gentoo.org/glsa/201710-30
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

14 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
0.4%
35th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

x.org debian

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