CVE-2020-14344

An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No such programs are shipped with Red Hat Enterprise Linux.

CVSS v3.0 6.7 MEDIUM
CVSS v2.0 4.6 MEDIUM

6.7^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://lists.x.org/archives/xorg-announce/2020-July/003050.html	Mailing List Patch Vendor Advisory
https://www.openwall.com/lists/oss-security/2020/07/31/1	Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14344	Issue Tracking Patch Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00031.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XY4H2SIEF2362AMNX5ZKWAELGU7LKFJB/
https://security.gentoo.org/glsa/202008-18
https://usn.ubuntu.com/4487-1/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VDDSAYV7XGNRCXE7HCU23645MG74OFF/
https://usn.ubuntu.com/4487-2/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/

Configurations

Configuration 1 (hide)

cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:*

Information

Published : 2020-08-05 14:15

Updated : 2020-12-04 18:15

NVD link : CVE-2020-14344

Mitre link : CVE-2020-14344

JSON object : View

Products Affected

x.org

libx11

CWE

CWE-190

Integer Overflow or Wraparound

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