#VU27066 Infinite loop in Foxit PDF Reader for Windows and Foxit PDF Editor (formerly Foxit PhantomPDF)

Vulnerability identifier: #VU27066

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-835

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Foxit PDF Reader for Windows
Client/Desktop applications / Office applications
Foxit PDF Editor (formerly Foxit PhantomPDF)
Client/Desktop applications / Office applications

Vendor: Foxit Software Inc.

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop when parsing certain PDF file that contains irregular data in cross-reference stream or lengthy character strings in the content stream. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 9.0 - 9.7.1.29511

Foxit PDF Editor (formerly Foxit PhantomPDF): 8.3.9.41099, 9.0 - 9.7.1.29511

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External links
https://www.foxitsoftware.com/support/security-bulletins.php?9.7.1.29511

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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.