CVE-2022-38132 Command injection in MR8300 Router
An attacker with web interface access can execute arbitrary OS commands via unsanitized DDNS registration fields, leading to full device compromise.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-38132?
CVE-2022-38132 is a high-severity command injection vulnerability in Linksys MR8300 Router, published on 23 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Command injection vulnerability in Linksys MR8300 router while Registration to DDNS Service. By specifying username and password, an attacker connected to the router's web interface can execute arbitrary OS commands. The username and password fields are not sanitized correctly and are used as URL construction arguments, allowing URL redirection to an arbitrary server, downloading an arbitrary script file, and eventually executing the file in the device. This issue affects: Linksys MR8300 Router 1.0.
Weakness: CWE-78
Which versions are affected by CVE-2022-38132?
It affects 1 product.
Products include Linksys Mr8300 Firmware.
How do I fix CVE-2022-38132?
No fix has been published for CVE-2022-38132 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-2022-38132 being exploited?
There is no known exploitation of CVE-2022-38132 in the wild and no public exploit code.
Sources
Also known as GHSA-vrhh-rgjg-mf4v.