CVE-2010-10017 WM Downloader 3.1.2.2 Buffer Overflow via Malformed M3U File
Attacker can execute arbitrary code by tricking a user into opening a malicious M3U file in WM Downloader.
- 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-2010-10017?
CVE-2010-10017 is a high-severity memory corruption vulnerability in WM Downloader, published on 30 Aug 2025. 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
WM Downloader version 3.1.2.2 is vulnerable to a buffer overflow when processing a specially crafted .m3u playlist file. The application fails to properly validate input length, allowing an attacker to overwrite structured exception handler (SEH) records and execute arbitrary code. Exploitation occurs locally when a user opens the malicious file, and the payload executes with the privileges of the current user.
Which versions are affected by CVE-2010-10017?
How do I fix CVE-2010-10017?
No fix has been published for CVE-2010-10017 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2010-10017 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-10017 exists.
Public exploit code: 1 Metasploit module.