Advisory Details

November 21st, 2024

IrfanView DWG File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

ZDI-24-1594
ZDI-CAN-22169

CVE ID CVE-2024-11506
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 DWG files. The issue results from the lack of proper validation of user-supplied data, which can result in a read before the start of an allocated buffer. 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
  • 2023-11-17 - Vulnerability reported to vendor
  • 2024-11-21 - Coordinated public release of advisory
  • 2024-11-21 - Advisory Updated
CREDIT rgod
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