Vulnerability identifier: #VU9142

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-120

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 cause DoS condition on the target system.

The weakness exists due to the invalid length of size_file_name in CDRecord in the ZIP compression data. A remote attacker can trick the victim into opening a specially crafted EPUB file, trigger buffer overflow and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Mitigation
Update Foxit Reader to version 9.0.
Update Foxit PhantomPDF to version 8.3.5.

Vulnerable software versions

Foxit PDF Reader for Windows: 7.3.0.118 - 8.3.2.25013

Foxit PDF Editor (formerly Foxit PhantomPDF): 8.0 - 8.3.2.25013, 7.3.0.118 - 7.3.15.712

---

External links
http://www.foxitsoftware.com/support/security-bulletins.php

---

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.