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7.8

IrfanView DXF File Parsing Can Let Hackers Run Malicious Code

CVE-2024-11566 · published 1 year ago
Summary

IrfanView, a popular image viewer, can be hacked by opening a specially crafted DXF file or visiting a malicious website. This could allow an attacker to take control of your computer. We recommend updating to the latest version of IrfanView to fix this issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
irfanview irfanview 4.67
cpe:2.3:a:irfanview:irfanview:4.67:*:*:*:*:*:x64:*
Original advisory text
IrfanView DXF File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of IrfanView. User ...
IrfanView DXF File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. 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 proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24868.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
7.8 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-125Out-of-bounds Read
Timeline
Published22 Nov 2024
Updated4 Nov 2026
First seen7 Mar 2026
Sources
CVE-2024-11566 · NVD
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