CVE-2012-2416 Denial of service in n/a
Authenticated remote attackers can crash the Asterisk daemon via a crafted SIP UPDATE message when the trustrpid option is enabled.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-2416?
CVE-2012-2416 is a medium-severity denial of service vulnerability in n/a, published on 30 Apr 2012. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.11.1 and 10.x before 10.3.1 and Asterisk Business Edition C.3.x before C.3.7.4, when the trustrpid option is enabled, allows remote authenticated users to cause a denial of service (daemon crash) by sending a SIP UPDATE message that triggers a connected-line update attempt without an associated channel.
Weakness: CWE-119
Which versions are affected by CVE-2012-2416?
It affects 1 product.
Products include Asterisk Open Source.
How do I fix CVE-2012-2416?
Upgrade to a fixed version.
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-2012-2416 being exploited?
There is no known exploitation of CVE-2012-2416 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2012-2416, GHSA-86g6-76rg-wvxq.