Advisory Details

July 13th, 2023

Kofax Power PDF clearTimeOut Out-Of-Bounds Write Remote Code Execution Vulnerability

ZDI-23-963
ZDI-CAN-20560

CVE ID CVE-2023-38087
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Kofax
AFFECTED PRODUCTS Power PDF
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Kofax Power PDF. 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 app objects. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS

Fixed in Power PDF 5.0 Standard & Advanced in v5.0.0.10.0.23307.
https://docshield.kofax.com/PowerPDF/en_US/5.0.0-3uoz7ssq2b/print/ReadMe-KofaxPowerPDF-5.0.0.10_EN.htm


DISCLOSURE TIMELINE
  • 2023-03-08 - Vulnerability reported to vendor
  • 2023-07-13 - Coordinated public release of advisory
CREDIT rgod
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