CVE-2024-11950 XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability
Remote attackers can execute arbitrary code by tricking users into opening a malicious RWZ file in XnView Classic due to an integer underflow.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-11950?
CVE-2024-11950 is a high-severity vulnerability in Xnview Xnview, published on 11 Dec 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of XnSoft XnView Classic. 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 RWZ files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-22913.
Weakness: CWE-191
Which versions are affected by CVE-2024-11950?
It affects 1 product.
Products include Xnview Xnview.
How do I fix CVE-2024-11950?
No fix has been published for CVE-2024-11950 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-11950 being exploited?
There is no known exploitation of CVE-2024-11950 in the wild and no public exploit code.
Other vulnerabilities in Xnview Xnview
Sources
Also known as GHSA-x37p-5rxc-rc3h.