CVE-2025-1207 phjounin TFTPD64 DNS denial of service
A local network attacker can cause a denial of service in the TFTPD64 DNS handler, requiring high complexity and local access.
- 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-2025-1207?
CVE-2025-1207 is a low-severity denial of service vulnerability in phjounin TFTPD64, published on 12 Feb 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was found in phjounin TFTPD64 4.64. It has been declared as problematic. This vulnerability affects unknown code of the component DNS Handler. The manipulation leads to denial of service. The attack needs to be done within the local network. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
Weakness: CWE-404
Which versions are affected by CVE-2025-1207?
How do I fix CVE-2025-1207?
No fix has been published for CVE-2025-1207 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-1207 being exploited?
There is no known exploitation of CVE-2025-1207 in the wild and no public exploit code.
Sources
Also known as GHSA-257h-84mq-c7cf.