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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-3472 Detail

Description

A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 3.x Severity and Vector Strings:

NIST CVSS score
NIST: NVD
Base Score:  7.8 HIGH
Vector:  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2021/04/13/1 Mailing List  Patch  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2021/04/13/1 Mailing List  Patch  Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1944167 Issue Tracking  Patch  Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1944167 Issue Tracking  Patch  Third Party Advisory 
https://gitlab.freedesktop.org/xorg/xserver/-/commit/7aaf54a1884f71dc363f0b884e57bcb67407a6cd Patch  Third Party Advisory 
https://gitlab.freedesktop.org/xorg/xserver/-/commit/7aaf54a1884f71dc363f0b884e57bcb67407a6cd Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/04/msg00013.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/04/msg00013.html Mailing List  Third Party Advisory 
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDF7TAJE7NPZPNVOXSD5HBIFLNPUOD2V/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDF7TAJE7NPZPNVOXSD5HBIFLNPUOD2V/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6S5OPXUDYBSRSVWVLFLJ6AFERG4HNY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6S5OPXUDYBSRSVWVLFLJ6AFERG4HNY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N63KL3T22HNFT4FJ7VMVF6U5Q4RFJIQF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N63KL3T22HNFT4FJ7VMVF6U5Q4RFJIQF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEXPCLMVU25AUZTUXC4MYBGPKOAIM5TW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEXPCLMVU25AUZTUXC4MYBGPKOAIM5TW/
https://lists.x.org/archives/xorg-announce/2021-April/003080.html Mailing List  Patch  Vendor Advisory 
https://lists.x.org/archives/xorg-announce/2021-April/003080.html Mailing List  Patch  Vendor Advisory 
https://lists.x.org/archives/xorg-announce/2021-April/003080.html Mailing List  Patch  Vendor Advisory 
https://lists.x.org/archives/xorg-announce/2021-April/003080.html Mailing List  Patch  Vendor Advisory 
https://seclists.org/oss-sec/2021/q2/20 Mailing List  Patch  Third Party Advisory 
https://seclists.org/oss-sec/2021/q2/20 Mailing List  Patch  Third Party Advisory 
https://security.gentoo.org/glsa/202104-02 Third Party Advisory 
https://security.gentoo.org/glsa/202104-02 Third Party Advisory 
https://www.debian.org/security/2021/dsa-4893 Third Party Advisory 
https://www.debian.org/security/2021/dsa-4893 Third Party Advisory 
https://www.tenable.com/plugins/nessus/148701 Third Party Advisory 
https://www.tenable.com/plugins/nessus/148701 Third Party Advisory 
https://www.zerodayinitiative.com/advisories/ZDI-21-463/ Third Party Advisory  VDB Entry 
https://www.zerodayinitiative.com/advisories/ZDI-21-463/ Third Party Advisory  VDB Entry 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-191 Integer Underflow (Wrap or Wraparound) Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		Up to (excluding)
1.20.11

Configuration 2 ( hide )
 cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
   Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
   Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
   Show Matching CPE(s)

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-3472
NVD Published Date:
04/26/2021
NVD Last Modified:
11/21/2024
Source:
Red Hat, Inc.