#VU55403 Out-of-bounds write in MuPDF - CVE-2021-37220

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Main Vulnerability Database Vulnerabilities #VU55403

#VU55403 Out-of-bounds write in MuPDF - CVE-2021-37220

Published: July 28, 2021 / Updated: May 12, 2023


Vulnerability identifier: #VU55403
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-37220
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
MuPDF
Software vendor:
Artifex Software, Inc.

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in the cached color converter. A remote attacker can trigger out-of-bounds write and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.

External links