CVE Vulnerability

CVE-2020-14347

A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347 Issue Tracking Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/07/31/2 Mailing List Third Party Advisory
https://lists.x.org/archives/xorg-announce/2020-July/003051.html Mailing List Patch
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html Broken Link
https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html Broken Link
https://www.debian.org/security/2020/dsa-4758 Third Party Advisory
https://usn.ubuntu.com/4488-1/ Third Party Advisory
https://usn.ubuntu.com/4488-2/ Third Party Advisory
https://security.gentoo.org/glsa/202012-01 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:x.org:xorg-server:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Information

Published : 2020-08-05 02:15

Updated : 2023-02-03 04:28

NVD link : CVE-2020-14347

Mitre link : CVE-2020-14347

Products Affected
No products.
CWE
CWE-665