Advisory Details

July 13th, 2023

Kofax Power PDF U3D File Parsing Use-After-Free Information Disclosure Vulnerability

ZDI-23-956
ZDI-CAN-20472

CVE ID CVE-2023-38078
CVSS SCORE 3.3, AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
AFFECTED VENDORS Kofax
AFFECTED PRODUCTS Power PDF
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information 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 parsing of U3D files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary 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
  • 2023-02-26 - Vulnerability reported to vendor
  • 2023-07-13 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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