Foxit PDF Editor JavaScript Array Out-Of-Bounds Read Information Disclosure Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the handling of arrays. By performing actions in JavaScript, an attacker can trigger a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Additional Details
Foxit has issued an update to correct this vulnerability. More details can be found at:
https://www.foxit.com/support/security-bulletins.html
Disclosure Timeline
- 2022-03-04 - Vulnerability reported to vendor
- 2022-08-05 - Coordinated public release of advisory
Credit
Seungju Oh (@real_as3617) , DoHyun Lee (@l33d0hyun) of Zerocution
