ZDI-CAN-23260: ZDI-24-973: IrfanView CIN File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Published Jul 26, 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 CIN 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.

Other sources

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 ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2024-6821.

ZDI

Affected Software

1 affected component
IrfanView IrfanView

Event History

Jul 26, 2024
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Feb 23, 2025
Advisory Published
via ZDI·12:50 AM

Frequently Asked Questions

1

What is the severity of ZDI-CAN-23260?

The severity of ZDI-CAN-23260 is high due to the risk of remote code execution.

2

How do I fix ZDI-CAN-23260?

To fix ZDI-CAN-23260, ensure that you update to the latest version of IrfanView that addresses this vulnerability.

3

What type of attack does ZDI-CAN-23260 involve?

ZDI-CAN-23260 involves remote code execution through user interaction with malicious pages or files.

4

What versions of IrfanView are affected by ZDI-CAN-23260?

IrfanView versions prior to the patch addressing ZDI-CAN-23260 are affected.

5

Is user interaction required to exploit ZDI-CAN-23260?

Yes, user interaction is required to exploit ZDI-CAN-23260, as the user must visit a malicious site or open a malicious file.

Contact

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