Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
High
Attack Vector
Local
0

CVE-2020-14344

Disclosure Date: August 05, 2020
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
6.7 Medium
Impact Score:
5.9
Exploitability Score:
0.8
Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • canonical,
  • fedoraproject,
  • opensuse,
  • x.org

Products

  • fedora 31,
  • fedora 32,
  • fedora 33,
  • leap 15.1,
  • leap 15.2,
  • libx11,
  • ubuntu linux 12.04,
  • ubuntu linux 14.04,
  • ubuntu linux 16.04,
  • ubuntu linux 18.04,
  • ubuntu linux 20.04

References

Additional Info

Technical Analysis