Advisory Details

November 21st, 2024

IrfanView DXF File Parsing Use-After-Free Remote Code Execution Vulnerability

ZDI-24-1542
ZDI-CAN-24709

CVE ID CVE-2024-11545
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS IrfanView
AFFECTED PRODUCTS IrfanView
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of IrfanView. 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 DXF 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 vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS

Fixed in IrfanView version 4.70 with plugins version 4.70


DISCLOSURE TIMELINE
  • 2024-07-12 - Vulnerability reported to vendor
  • 2024-11-21 - Coordinated public release of advisory
  • 2024-11-21 - Advisory Updated
CREDIT Rocco Calvi (@TecR0c) with TecSecurity
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