CVE-2017-14603 Information disclosure in n/a
Insufficient RTCP validation in Asterisk allows reading stale buffer contents and potentially redirecting RTCP reports when specific NAT options are enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-14603?
CVE-2017-14603 is a high-severity vulnerability in Digium Asterisk, published on 9 Oct 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Asterisk 11.x before 11.25.3, 13.x before 13.17.2, and 14.x before 14.6.2 and Certified Asterisk 11.x before 11.6-cert18 and 13.x before 13.13-cert6, insufficient RTCP packet validation could allow reading stale buffer contents and when combined with the "nat" and "symmetric_rtp" options allow redirecting where Asterisk sends the next RTCP report.
Weakness: CWE-200
Which versions are affected by CVE-2017-14603?
It affects 2 products.
Products include Digium Asterisk, Digium Certified Asterisk.
How do I fix CVE-2017-14603?
Upgrade to a fixed version.
Is CVE-2017-14603 being exploited?
There is no known exploitation of CVE-2017-14603 in the wild and no public exploit code.
Other vulnerabilities in Digium Asterisk
Sources
Also known as DEBIAN-CVE-2017-14603, DSA-3990-1, GHSA-p6hc-c268-h4wx, UBUNTU-CVE-2017-14603.