Vulnerability CVE-2020-14344
Published: 2020-08-05

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.

Type:

CWE-190

 (Integer Overflow or Wraparound)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
X.org -> Libx11 

 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
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14344
https://lists.x.org/archives/xorg-announce/2020-July/003050.html
https://www.openwall.com/lists/oss-security/2020/07/31/1
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