CVE-2014-2287 Denial of service in n/a
Remote authenticated users can cause denial of service in Asterisk via malformed SIP headers when specific configurations are 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-2014-2287?
CVE-2014-2287 is a low-severity denial of service vulnerability in Digium Asterisk, published on 18 Apr 2014. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.26.1, 11.8.x before 11.8.1, and 12.1.x before 12.1.1, and Certified Asterisk 1.8.15 before 1.8.15-cert5 and 11.6 before 11.6-cert2, when chan_sip has a certain configuration, allows remote authenticated users to cause a denial of service (channel and file descriptor consumption) via an INVITE request with a (1) Session-Expires or (2) Min-SE header with a malformed or invalid value.
Weakness: CWE-20
Which versions are affected by CVE-2014-2287?
It affects 3 products.
Products include Digium Asterisk, Digium Certified Asterisk, Fedoraproject Fedora.
How do I fix CVE-2014-2287?
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-2014-2287 being exploited?
There is no known exploitation of CVE-2014-2287 in the wild and no public exploit code.
Other vulnerabilities in Digium Asterisk
Sources
Also known as DEBIAN-CVE-2014-2287, GHSA-8x96-f2vc-6qpf.