CVE-2022-42401

PDF-XChange Editor PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

CVE ID CVE-2022-42401

CVSS SCORE 3.3, AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

AFFECTED VENDORS PDF-XChange

AFFECTED PRODUCTS PDF-XChange Editor

VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange 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 parsing of PDF files. Crafted data in a PDF file can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

ADDITIONAL DETAILS

PDF-XChange has issued an update to correct this vulnerability. More details can be found at:

https://www.tracker-software.com/product/pdf-xchange-editor/history

DISCLOSURE TIMELINE

2022-09-02 - Vulnerability reported to vendor

2022-10-07 - Coordinated public release of advisory

CREDIT Rocco Calvi (@TecR0c) with TecSecurity