CVE-2025-3543 Command injection in Magic NX15
Attackers on the local network can execute arbitrary commands via a crafted HTTP POST request to the wizard configuration endpoint.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-3543?
CVE-2025-3543 is a high-severity command injection vulnerability in H3C Magic NX15, published on 14 Apr 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability has been found in H3C Magic NX15, Magic NX30 Pro, Magic NX400 and Magic R3010 up to V100R014 and classified as critical. This vulnerability affects the function FCGI_WizardProtoProcess of the file /api/wizard/setsyncpppoecfg of the component HTTP POST Request Handler. The manipulation leads to command injection. Access to the local network is required for this attack. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component.
Which versions are affected by CVE-2025-3543?
How do I fix CVE-2025-3543?
No fix has been published for CVE-2025-3543 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-3543 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-3543 exists.
Sources
Also known as GHSA-77j8-wvj3-8h4c.