Vulnerability in Digium Asterisk
CVE-2012-4737
channels/chan_iax2.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert7, Asterisk Digiumphones 10.x.x-digiumphones before 10.7.1-digiumphones, and Asterisk Business Edition C.3.x before C.3.7.6 does not enforce ACL rules during certain uses of peer credentials, which allows remote authenticated users to bypass intended outbound-call restrictions by leveraging the availability of these credentials.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.0 (Medium). Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.015 (73.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Digium Asterisk — versions 1.8.0, 1.8.1, 1.8.1.1
- Digium Certified Asterisk — versions 1.8.11
Weakness classification (CWE)
References
- downloads.asterisk.org/pub/security/AST-2012-013.html (Vendor Advisory)
- secunia.com/advisories/50687 (third-party-advisory)
- secunia.com/advisories/50756 (third-party-advisory)
- www.securitytracker.com/id (vdb-entry)
- www.debian.org/security/2012/dsa-2550 (vendor-advisory)
- www.securityfocus.com/bid/55335 (vdb-entry)