CVE-2024-20463 Cisco ATA 190 Series Analog Telephone Adapter Firmware Command Injection and Denial of Service Vulnerability

Medium 5.4 Published Updated

Unauthenticated remote attackers can modify configuration or reboot Cisco ATA 190 devices via GET requests, causing denial of service.

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-2024-20463?

CVE-2024-20463 is a medium-severity missing authorization 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 modify the configuration or reboot an affected device. This vulnerability is due to the HTTP server allowing state changes in GET requests. An attacker could exploit this vulnerability by sending a malicious request to the web-based management interface on an affected device. A successful exploit could allow the attacker to make limited modifications to the configuration or reboot the device, resulting in a denial of service (DoS) condition. 

Weakness: CWE-862, CWE-305

Which versions are affected by CVE-2024-20463?

It affects 2 products.

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

How do I fix CVE-2024-20463?

No fix has been published for CVE-2024-20463 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2024-20463 being exploited?

There is no known exploitation of CVE-2024-20463 in the wild and no public exploit code.

Sources

Also known as GHSA-8vcm-p6g6-xjqp.

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