#VU74020 Out-of-bounds write in xpdf - CVE-2022-30524

Vulnerability identifier: #VU74020

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/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-2022-30524

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
xpdf
Client/Desktop applications / Office applications

Vendor: Glyph & Cog

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 TextLine class in TextOutputDev.cc. A remote attacker can trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

xpdf: 0.2 - 4.04

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External links
https://forum.xpdfreader.com/viewtopic.php?f=3&t=42261
https://www.xpdfreader.com/security-fixes.html#4.05

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?