#VU74018 Resource exhaustion in xpdf - CVE-2022-41844

Vulnerability identifier: #VU74018

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-41844

CWE-ID: CWE-400

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 perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources in XRef::fetch(int, int, Object*, int) in xpdf/XRef.cc. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

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=42308&p=43844&hilit=XRef%3A%3Afetch#p43844
https://www.xpdfreader.com/download.html
https://forum.xpdfreader.com/viewtopic.php?f=1&t=42340&p=43928&hilit=gfseek#p43928
https://www.xpdfreader.com/security-fixes.html#5.00

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?