CVE-2012-2416: Asterisk Open Source

Medium severity, CVSS 6.5. EPSS: 2.2% chance of exploitation in the next 30 days.

chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.11.1 and 10.x before 10.3.1 and Asterisk Business Edition C.3.x before C.3.7.4, when the trustrpid option is enabled, allows remote authenticated users to cause a denial of service (daemon crash) by sending a SIP UPDATE message that triggers a connected-line update attempt without an associated channel.

Affected products

• Asterisk Open Source: version 1.6.2.0 only; version 1.6.2.1 only; version 1.6.2.2 only; version 1.6.2.3 only; version 1.6.2.4 only; version 1.6.2.5 only; …

Published 2012-04-30. Last modified 2026-06-16.