CVE-2012-3553 Null dereference in n/a
Remote authenticated users can crash the Asterisk PBX daemon via a NULL pointer dereference in the Skinny channel driver.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2012-3553?
CVE-2012-3553 is a medium-severity vulnerability in Digium Asterisk, published on 19 Jun 2012. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
chan_skinny.c in the Skinny (aka SCCP) channel driver in Asterisk Open Source 10.x before 10.5.1 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by sending a Station Key Pad Button message and closing a connection in off-hook mode, a related issue to CVE-2012-2948.
Which versions are affected by CVE-2012-3553?
It affects 1 product.
Products include Digium Asterisk.
How do I fix CVE-2012-3553?
No fix has been published for CVE-2012-3553 yet. Limit exposure of the affected software until one is available.
Is CVE-2012-3553 being exploited?
There is no known exploitation of CVE-2012-3553 in the wild and no public exploit code.
Other vulnerabilities in Digium Asterisk
Sources
Also known as GHSA-9mqv-jvm5-5mv6.