CVE-2024-6821: IrfanView CIN File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Fri Nov 22 2024(Updated: )
IrfanView CIN File Parsing Out-Of-Bounds Write 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 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. Was ZDI-CAN-23260.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| IrfanView IrfanView | ||
| IrfanView IrfanView | =4.66 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-6821?
CVE-2024-6821 is classified as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2024-6821?
To fix CVE-2024-6821, users should update IrfanView to the latest version, which contains the necessary security patches.
What systems are affected by CVE-2024-6821?
CVE-2024-6821 affects IrfanView version 4.66 on x64 platforms.
What type of attack can exploit CVE-2024-6821?
CVE-2024-6821 can be exploited through an out-of-bounds write condition that allows attackers to execute arbitrary code.
Is user interaction required to exploit CVE-2024-6821?
Yes, CVE-2024-6821 requires user interaction, as the victim must open a specially crafted CIN file.
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