CVE-2020-14344

MEDIUM

Description

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.

References

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://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14344

https://lists.fedoraproject.org/archives/list/[email protected]/message/4VDDSAYV7XGNRCXE7HCU23645MG74OFF/

https://lists.fedoraproject.org/archives/list/[email protected]/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/

https://lists.fedoraproject.org/archives/list/[email protected]/message/XY4H2SIEF2362AMNX5ZKWAELGU7LKFJB/

https://lists.x.org/archives/xorg-announce/2020-July/003050.html

https://security.gentoo.org/glsa/202008-18

https://usn.ubuntu.com/4487-1/

https://usn.ubuntu.com/4487-2/

https://www.openwall.com/lists/oss-security/2020/07/31/1

Details

Source: MITRE

Published: 2020-08-05

Updated: 2020-09-25

Type: CWE-190

Risk Information

CVSS v2.0

Base Score: 4.6

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

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3.0

Base Score: 6.7

Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 0.8

Severity: MEDIUM