#VU13957 Use-after-free error in Foxit PDF Reader for Windows and Foxit PDF Editor (formerly Foxit PhantomPDF)


Published: 2018-07-23

Vulnerability identifier: #VU13957

Vulnerability risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-3939

CWE-ID: CWE-416

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 execute arbitrary code on the target system.

The weakness exists due to use-after-free error when handling malicious input. A remote attacker can trick the victim into opening a specially crafted PDF file, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Update to version 9.2.

Vulnerable software versions

Foxit PDF Reader for Windows: 9.0 - 9.1.0.5096

Foxit PDF Editor (formerly Foxit PhantomPDF): 9.0 - 9.1.0.5096


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.


Latest bulletins with this vulnerability