ZDI-24-903: IrfanView WSQ File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Thu Jul 18 2024(Updated: )
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 WSQ files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| IrfanView |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-24-903?
The severity of ZDI-24-903 is considered critical due to the potential for remote code execution.
How do I fix ZDI-24-903?
To fix ZDI-24-903, ensure that you update IrfanView to the latest version available from the vendor.
What types of attacks can exploit ZDI-24-903?
ZDI-24-903 can be exploited through specially crafted files or malicious webpages that users are tricked into visiting or opening.
Is user interaction required for ZDI-24-903 exploitation?
Yes, user interaction is required to exploit ZDI-24-903 as the target must either visit a malicious page or open a malicious file.
Which software is affected by ZDI-24-903?
ZDI-24-903 affects installations of IrfanView, a popular image viewer.
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