ZDI-24-968: IrfanView PSP File Parsing Heap-based Buffer Overflow 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 PSP files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based 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-2024-6816.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-968?
The vulnerability ZDI-24-968 has a critical severity rating due to its potential for arbitrary code execution.
How do I fix ZDI-24-968?
To fix ZDI-24-968, users should update to the latest version of IrfanView that addresses this vulnerability.
What type of vulnerability is ZDI-24-968?
ZDI-24-968 is a remote code execution vulnerability that requires user interaction to exploit.
Who is affected by ZDI-24-968?
Users of IrfanView are affected by the ZDI-24-968 vulnerability.
What should I do if I suspect I have been exploited by ZDI-24-968?
If you suspect exploitation of ZDI-24-968, it's crucial to immediately disconnect from networks, run antivirus scans, and seek professional assistance.