#VU19538 Infinite loop in xpdf - CVE-2019-13288

Vulnerability identifier: #VU19538

Vulnerability risk: Low

CVSSv4.0: 1.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-13288

CWE-ID: CWE-835

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 infinite loop within the Parser::getObj() function in Parser.cc when processing PDF files. A remote attacker can consume all available system resources and cause denial of service conditions.

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

Vulnerable software versions

xpdf: 4.01.01

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External links
https://github.com/PanguL4b/pocs/tree/master/xpdf/stack-overflow_dos_Parser__getObj

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.