CVE-2023-6269 Command injection in OpenScape BCF

Critical 10.0 Published 5 Dec 2023 Updated 13 Feb 2025

Unauthenticated attackers can inject arguments to gain root SSH access and bypass administrative interface authentication in Atos Unify OpenScape devices.

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

What is CVE-2023-6269?

CVE-2023-6269 is a critical command injection vulnerability in Atos Unify OpenScape BCF, published on 5 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An argument injection vulnerability has been identified in the administrative web interface of the Atos Unify OpenScape products "Session Border Controller" (SBC) and "Branch", before version V10 R3.4.0, and OpenScape "BCF" before versions V10R10.12.00 and V10R11.05.02. This allows an unauthenticated attacker to gain root access to the appliance via SSH (scope change) and also bypass authentication for the administrative interface and gain access as an arbitrary (administrative) user.

Weakness: CWE-88

Which versions are affected by CVE-2023-6269?

It affects 3 products.

Products include Atos Unify Openscape Bcf, Atos Unify Openscape Branch, Atos Unify Openscape Session Border Controller.

How do I fix CVE-2023-6269?

No fix has been published for CVE-2023-6269 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-2023-6269 being exploited?

There is no known exploitation of CVE-2023-6269 in the wild and no public exploit code.

Sources

Also known as GHSA-xx5w-j8g7-4v5f.