CVE-2024-11521: IrfanView DJVU File Parsing Use-After-Free Remote Code Execution Vulnerability
IrfanView DJVU File Parsing Use-After-Free 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 DJVU files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-24578.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2024-11521?
CVE-2024-11521 is classified as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2024-11521?
The best way to mitigate CVE-2024-11521 is to update IrfanView to the latest version that addresses this vulnerability.
Which versions of IrfanView are affected by CVE-2024-11521?
CVE-2024-11521 affects IrfanView version 4.67 for both x86 and x64 architectures.
What type of attack is associated with CVE-2024-11521?
CVE-2024-11521 is associated with a use-after-free vulnerability that can lead to remote code execution.
Is user interaction required to exploit CVE-2024-11521?
Yes, exploitation of CVE-2024-11521 requires user interaction, as the user must visit a malicious DJVU file.