ACL Bypass Vulnerability in Asterisk Open Source and Certified Asterisk

ACL Bypass Vulnerability in Asterisk Open Source and Certified Asterisk

CVE-2012-4737 · MEDIUM Severity

AV:N/AC:M/AU:S/C:P/I:P/A:P

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.

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