CVE-2014-0658 Denial of service in n/a

Medium 5.4 Published 10 Jan 2014 Updated 6 Aug 2024

Remote attackers can cause denial of service on Cisco 9900 Unified IP phones by sending a crafted SIP header, leading to unregistration.

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-2014-0658?

CVE-2014-0658 is a medium-severity denial of service vulnerability in n/a, published on 10 Jan 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Cisco 9900 Unified IP phones allow remote attackers to cause a denial of service (unregistration) via a crafted SIP header, aka Bug ID CSCul24898.

Weakness: CWE-20

Which versions are affected by CVE-2014-0658?

It affects 3 products.

Products include Cisco Unified Ip Phone 9951, Cisco Unified Ip Phone 9971, Cisco Unified Ip Phones 9900 Series Firmware.

How do I fix CVE-2014-0658?

No fix has been published for CVE-2014-0658 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-0658 being exploited?

There is no known exploitation of CVE-2014-0658 in the wild and no public exploit code.

Sources

Also known as GHSA-jp55-q2w7-qq2c.