CVE-2020-14363 HIGH

CVE-2020-14363

Vendor The X11 Project
Product libX11
Weakness CWE-190
Published September 11, 2020
Last update August 4, 2024

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability.

Key dates

02Disclosure timeline

September 11, 2020 CVE published
August 4, 2024 Record updated