CVE-2024-20421 Cisco ATA 190 Series Analog Telephone Adapter Firmware Cross-Site Request Forgery Vulnerability

High 7.1 Published 16 Oct 2024 Updated 31 Oct 2024

Unauthenticated remote attackers can perform arbitrary actions on Cisco ATA devices via CSRF by tricking users into clicking crafted links.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2024-20421?

CVE-2024-20421 is a high-severity vulnerability in Cisco Analog Telephone Adaptor (ATA) Software, published on 16 Oct 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack and perform arbitrary actions on an affected device. This vulnerability is due to insufficient CSRF protections for the web-based management interface of an affected device. An attacker could exploit this vulnerability by persuading a user to follow a crafted link. A successful exploit could allow the attacker to perform arbitrary actions on the affected device with the privileges of the targeted user.

Weakness: CWE-352

Which versions are affected by CVE-2024-20421?

It affects 2 products.

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

How do I fix CVE-2024-20421?

No fix has been published for CVE-2024-20421 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-20421 being exploited?

There is no known exploitation of CVE-2024-20421 in the wild and no public exploit code.

Sources

Also known as GHSA-q72g-w9rr-ph62.