CVE-2019-25483 Comtrend AR-5310 GE31-412SSG-C01_R10.A2pG039u.d24k Restricted Shell Escape
Local attackers can bypass restricted shell limitations via command substitution to execute arbitrary commands on Comtrend AR-5310 routers.
- 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-2019-25483?
CVE-2019-25483 is a high-severity command injection vulnerability in Comtrend AR-5310, published on 11 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Comtrend AR-5310 GE31-412SSG-C01_R10.A2pG039u.d24k contains a restricted shell escape vulnerability that allows local users to bypass command restrictions by using the command substitution operator $( ). Attackers can inject arbitrary commands through the $( ) syntax when passed as arguments to allowed commands like ping to execute unrestricted shell access.
Weakness: CWE-306
Which versions are affected by CVE-2019-25483?
How do I fix CVE-2019-25483?
No fix has been published for CVE-2019-25483 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-2019-25483 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25483 exists.
Sources
Also known as GHSA-qrj9-r3jx-p4gc.