Advisory Details

November 21st, 2024

IrfanView CGM File Parsing Memory Corruption Remote Code Execution Vulnerability

ZDI-24-1536
ZDI-CAN-24605

CVE ID CVE-2024-11530
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 CGM files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. 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
  • 2024-06-21 - Vulnerability reported to vendor
  • 2024-11-21 - Coordinated public release of advisory
  • 2024-11-21 - Advisory Updated
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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