CVE-2023-2377 Ubiquiti EdgeRouter X Web Management command injection

High 8.6 Published 28 Apr 2023 Updated 9 Jul 2026

Remote attackers with authentication can execute arbitrary commands via the web management interface of Ubiquiti EdgeRouter X devices.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-2377?

CVE-2023-2377 is a high-severity command injection vulnerability in Ubiquiti EdgeRouter X, published on 28 Apr 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability was detected in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. The impacted element is an unknown function of the component Web Management Interface. The manipulation of the argument Name results in command injection. The attack can be launched remotely. The exploit is now public and may be used. There is ongoing doubt regarding the real existence of this vulnerability. The vendor position is that post-authentication issues are not accepted as vulnerabilities.

Weakness: CWE-77, CWE-74

Which versions are affected by CVE-2023-2377?

It affects 2 products.

Products include Ui Er-X-Sfp Firmware, Ui Er-X Firmware.

How do I fix CVE-2023-2377?

No fix has been published for CVE-2023-2377 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-2023-2377 being exploited?

There is no known exploitation of CVE-2023-2377 in the wild and no public exploit code.

Sources

Also known as GHSA-m3hw-qcrg-c646.