Advisory Details

June 12th, 2024

IrfanView PSP File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-24-669
ZDI-CAN-23973

CVE ID CVE-2024-5876
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 PSP files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS

Fixed in the new Formats plugin
https://www.irfanview.com/plugins.htm#PlugIns%20updated%20after%20the%20version%204.67:


DISCLOSURE TIMELINE
  • 2024-05-09 - Vulnerability reported to vendor
  • 2024-06-12 - Coordinated public release of advisory
  • 2024-07-01 - Advisory Updated
CREDIT Anonymous
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