CVE-2017-9358 Denial of service in n/a
Attackers can cause memory exhaustion and service disruption in Asterisk by sending crafted SCCP packets, requiring an upgrade to patched versions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-9358?
CVE-2017-9358 is a high-severity denial of service vulnerability in n/a, published on 2 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A memory exhaustion vulnerability exists in Asterisk Open Source 13.x before 13.15.1 and 14.x before 14.4.1 and Certified Asterisk 13.13 before 13.13-cert4, which can be triggered by sending specially crafted SCCP packets causing an infinite loop and leading to memory exhaustion (by message logging in that loop).
Weakness: CWE-835
Which versions are affected by CVE-2017-9358?
It affects 2 products.
Products include Asterisk Certified Asterisk, Sangoma Asterisk.
How do I fix CVE-2017-9358?
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-2017-9358 being exploited?
There is no known exploitation of CVE-2017-9358 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2017-9358, GHSA-7x8q-x29w-wpg4, UBUNTU-CVE-2017-9358.