#VU70880 Out-of-bounds write in w3m - CVE-2022-38223

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Main Vulnerability Database Vulnerabilities #VU70880

#VU70880 Out-of-bounds write in w3m - CVE-2022-38223

Published: January 10, 2023 / Updated: November 18, 2023


Vulnerability identifier: #VU70880
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-38223
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
w3m
Software vendor:
w3m.sourceforge.net

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML input within the checkType() function in etc.c. A remote attacker can create a specially crafted HTML file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.

External links