CVE-2024-20461 Cisco ATA 190 Series Analog Telephone Adapter Firmware Command Injection Vulnerability

Medium 6.0 Published 16 Oct 2024 Updated 16 Oct 2024

Authenticated local attackers with high privileges can execute arbitrary commands as root via unsanitized CLI input in Cisco ATA 190 firmware.

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-2024-20461?

CVE-2024-20461 is a medium-severity command injection vulnerability in Cisco Analog Telephone Adaptor (ATA) Software, published on 16 Oct 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability in the CLI of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an authenticated, local attacker with high privileges to execute arbitrary commands as the root user. This vulnerability exists because CLI input is not properly sanitized. An attacker could exploit this vulnerability by sending malicious characters to the CLI. A successful exploit could allow the attacker to read and write to the underlying operating system as the root user.

Weakness: CWE-78

Which versions are affected by CVE-2024-20461?

It affects 2 products.

Products include Cisco Ata 191 Firmware, Cisco Ata 192 Firmware.

How do I fix CVE-2024-20461?

No fix has been published for CVE-2024-20461 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-2024-20461 being exploited?

There is no known exploitation of CVE-2024-20461 in the wild and no public exploit code.

Sources

Also known as GHSA-98h2-2cpv-4fq9.