ZDI-24-1275: (0Day) FastStone Image Viewer GIF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of FastStone Image Viewer. 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 GIF 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 FastStone Image Viewer. 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-2024-9114.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-1275?
The severity of ZDI-24-1275 is classified as high due to the potential for remote code execution.
How do I fix ZDI-24-1275?
To fix ZDI-24-1275, update FastStone Image Viewer to the latest version provided by the vendor.
What type of vulnerability is ZDI-24-1275?
ZDI-24-1275 is a remote code execution vulnerability that requires user interaction to exploit.
Who is affected by ZDI-24-1275?
Users of FastStone Image Viewer are affected by the vulnerability ZDI-24-1275.
What actions can be taken to mitigate ZDI-24-1275?
To mitigate ZDI-24-1275, avoid opening files from untrusted sources and ensure your software is always updated.