CVE-2007-1594 Denial of service in n/a

High 7.8 Published 22 Mar 2007 Updated 7 Aug 2024

Remote attackers can crash the Asterisk PBX by sending a SIP packet with response code 0, causing a denial of service.

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-2007-1594?

CVE-2007-1594 is a high-severity denial of service vulnerability in n/a, published on 22 Mar 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The handle_response function in chan_sip.c in Asterisk before 1.2.17 and 1.4.x before 1.4.2 allows remote attackers to cause a denial of service (crash) via a SIP Response code 0 in a SIP packet.

Which versions are affected by CVE-2007-1594?

It affects 1 product.

Products include Asterisk Asterisk.

How do I fix CVE-2007-1594?

No fix has been published for CVE-2007-1594 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-2007-1594 being exploited?

There is no known exploitation of CVE-2007-1594 in the wild and no public exploit code.

Sources

Also known as GHSA-vf6r-f898-98gf.