Vulnerability identifier: #VU62885

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-25641

CWE-ID: CWE-347

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 spoofing attack.

The vulnerability exists due to a parsing error when handling signatures in PDF files. A remote attacker can perform Incremental Saving Attack and Shadow Attack and deliver incorrect signature information when handling certain signed PDF files.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 10.0.0.35798 - 11.2.1.53537

Foxit PDF Editor (formerly Foxit PhantomPDF): 11.0.0.0510 - 11.2.1.53537, 10.0.0.35798 - 10.1.7.37777

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External links
http://www.foxitsoftware.com/support/security-bulletins.html?Security+updates+available+in+Foxit+PDF+Reader+11.2.2+and+Foxit+PDF+Editor+11.2.22022-05-09+00%3A00%3A00

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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.