CVE-2019-25611 MiniFtp parseconf_load_setting Buffer Overflow via Configuration
Local attackers can execute arbitrary code with root privileges by exploiting a buffer overflow in MiniFtp's configuration parser.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-25611?
CVE-2019-25611 is a high-severity memory corruption vulnerability in skyqinsc MiniFtp, published on 22 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
MiniFtp contains a buffer overflow vulnerability in the parseconf_load_setting function that allows local attackers to execute arbitrary code by supplying oversized configuration values. Attackers can craft a miniftpd.conf file with values exceeding 128 bytes to overflow stack buffers and overwrite the return address, enabling code execution with root privileges.
Weakness: CWE-787
Which versions are affected by CVE-2019-25611?
How do I fix CVE-2019-25611?
No fix has been published for CVE-2019-25611 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-2019-25611 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25611 exists.
Sources
Also known as GHSA-jc9j-g669-vr2x.