CVE-2012-2416

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.

Published: 2012-04-30 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-2416 is rated Moderate Risk (51.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.19%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-2416

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 5.05% 2.19% -2.86%
2 2025-03-30 6.04% 5.05% -0.99%
3 2025-03-29 — 6.04% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-2416

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.5 2.0 MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.0 6.4 [email protected]

Weakness enumeration for CVE-2012-2416

OS Trackers for CVE-2012-2416

vendor priority summary link
debian not yet assigned CVE-2012-2416 not yet assigned priority: Debian including 1 source packages (asterisk), 2 status rows across 2 suites (bullseye, sid): resolved 2. https://security-tracker.debian.org/tracker/CVE-2012-2416
gentoo normal CVE-2012-2416: 1 GLSA(s) (201206-05), 1 atom(s) (net-misc/asterisk); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-2416
ubuntu medium CVE-2012-2416 medium priority: Ubuntu including 1 source packages (asterisk), 16 status rows across 16 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 9, ignored 5, DNE 1, needs-triage 1. https://ubuntu.com/security/CVE-2012-2416

Affected software / configurations for CVE-2012-2416

Vendor Product Version Raw CPE
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:*:*:*:*:*:*:*
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:rc3:*:*:*:*:*:*
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:rc4:*:*:*:*:*:*
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:rc5:*:*:*:*:*:*
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:rc6:*:*:*:*:*:*
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:rc7:*:*:*:*:*:*
asterisk open_source 1.6.2.0 cpe:2.3:a:asterisk:open_source:1.6.2.0:rc8:*:*:*:*:*:*
asterisk open_source 1.6.2.1 cpe:2.3:a:asterisk:open_source:1.6.2.1:*:*:*:*:*:*:*
asterisk open_source 1.6.2.1 cpe:2.3:a:asterisk:open_source:1.6.2.1:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.2 cpe:2.3:a:asterisk:open_source:1.6.2.2:*:*:*:*:*:*:*
asterisk open_source 1.6.2.3 cpe:2.3:a:asterisk:open_source:1.6.2.3:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.4 cpe:2.3:a:asterisk:open_source:1.6.2.4:*:*:*:*:*:*:*
asterisk open_source 1.6.2.5 cpe:2.3:a:asterisk:open_source:1.6.2.5:*:*:*:*:*:*:*
asterisk open_source 1.6.2.6 cpe:2.3:a:asterisk:open_source:1.6.2.6:*:*:*:*:*:*:*
asterisk open_source 1.6.2.6 cpe:2.3:a:asterisk:open_source:1.6.2.6:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.6 cpe:2.3:a:asterisk:open_source:1.6.2.6:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.7 cpe:2.3:a:asterisk:open_source:1.6.2.7:*:*:*:*:*:*:*
asterisk open_source 1.6.2.7 cpe:2.3:a:asterisk:open_source:1.6.2.7:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.7 cpe:2.3:a:asterisk:open_source:1.6.2.7:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.7 cpe:2.3:a:asterisk:open_source:1.6.2.7:rc3:*:*:*:*:*:*
asterisk open_source 1.6.2.8 cpe:2.3:a:asterisk:open_source:1.6.2.8:*:*:*:*:*:*:*
asterisk open_source 1.6.2.8 cpe:2.3:a:asterisk:open_source:1.6.2.8:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.9 cpe:2.3:a:asterisk:open_source:1.6.2.9:*:*:*:*:*:*:*
asterisk open_source 1.6.2.9 cpe:2.3:a:asterisk:open_source:1.6.2.9:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.9 cpe:2.3:a:asterisk:open_source:1.6.2.9:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.9 cpe:2.3:a:asterisk:open_source:1.6.2.9:rc3:*:*:*:*:*:*
asterisk open_source 1.6.2.10 cpe:2.3:a:asterisk:open_source:1.6.2.10:*:*:*:*:*:*:*
asterisk open_source 1.6.2.10 cpe:2.3:a:asterisk:open_source:1.6.2.10:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.10 cpe:2.3:a:asterisk:open_source:1.6.2.10:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.11 cpe:2.3:a:asterisk:open_source:1.6.2.11:*:*:*:*:*:*:*
asterisk open_source 1.6.2.11 cpe:2.3:a:asterisk:open_source:1.6.2.11:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.11 cpe:2.3:a:asterisk:open_source:1.6.2.11:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.12 cpe:2.3:a:asterisk:open_source:1.6.2.12:*:*:*:*:*:*:*
asterisk open_source 1.6.2.12 cpe:2.3:a:asterisk:open_source:1.6.2.12:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.13 cpe:2.3:a:asterisk:open_source:1.6.2.13:*:*:*:*:*:*:*
asterisk open_source 1.6.2.14 cpe:2.3:a:asterisk:open_source:1.6.2.14:*:*:*:*:*:*:*
asterisk open_source 1.6.2.14 cpe:2.3:a:asterisk:open_source:1.6.2.14:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.15 cpe:2.3:a:asterisk:open_source:1.6.2.15:*:*:*:*:*:*:*
asterisk open_source 1.6.2.15 cpe:2.3:a:asterisk:open_source:1.6.2.15:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.15.1 cpe:2.3:a:asterisk:open_source:1.6.2.15.1:*:*:*:*:*:*:*
asterisk open_source 1.6.2.16 cpe:2.3:a:asterisk:open_source:1.6.2.16:*:*:*:*:*:*:*
asterisk open_source 1.6.2.16 cpe:2.3:a:asterisk:open_source:1.6.2.16:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.16.1 cpe:2.3:a:asterisk:open_source:1.6.2.16.1:*:*:*:*:*:*:*
asterisk open_source 1.6.2.16.2 cpe:2.3:a:asterisk:open_source:1.6.2.16.2:*:*:*:*:*:*:*
asterisk open_source 1.6.2.17 cpe:2.3:a:asterisk:open_source:1.6.2.17:*:*:*:*:*:*:*
asterisk open_source 1.6.2.17 cpe:2.3:a:asterisk:open_source:1.6.2.17:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.17 cpe:2.3:a:asterisk:open_source:1.6.2.17:rc2:*:*:*:*:*:*
asterisk open_source 1.6.2.17 cpe:2.3:a:asterisk:open_source:1.6.2.17:rc3:*:*:*:*:*:*
asterisk open_source 1.6.2.17.1 cpe:2.3:a:asterisk:open_source:1.6.2.17.1:*:*:*:*:*:*:*
asterisk open_source 1.6.2.17.2 cpe:2.3:a:asterisk:open_source:1.6.2.17.2:*:*:*:*:*:*:*
asterisk open_source 1.6.2.17.3 cpe:2.3:a:asterisk:open_source:1.6.2.17.3:*:*:*:*:*:*:*
asterisk open_source 1.6.2.18 cpe:2.3:a:asterisk:open_source:1.6.2.18:*:*:*:*:*:*:*
asterisk open_source 1.6.2.18 cpe:2.3:a:asterisk:open_source:1.6.2.18:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.18.1 cpe:2.3:a:asterisk:open_source:1.6.2.18.1:*:*:*:*:*:*:*
asterisk open_source 1.6.2.18.2 cpe:2.3:a:asterisk:open_source:1.6.2.18.2:*:*:*:*:*:*:*
asterisk open_source 1.6.2.19 cpe:2.3:a:asterisk:open_source:1.6.2.19:*:*:*:*:*:*:*
asterisk open_source 1.6.2.19 cpe:2.3:a:asterisk:open_source:1.6.2.19:rc1:*:*:*:*:*:*
asterisk open_source 1.6.2.20 cpe:2.3:a:asterisk:open_source:1.6.2.20:*:*:*:*:*:*:*
asterisk open_source 1.6.2.21 cpe:2.3:a:asterisk:open_source:1.6.2.21:*:*:*:*:*:*:*
asterisk open_source 1.6.2.22 cpe:2.3:a:asterisk:open_source:1.6.2.22:*:*:*:*:*:*:*
asterisk open_source 1.6.2.23 cpe:2.3:a:asterisk:open_source:1.6.2.23:*:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:*:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta1:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta2:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta3:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta4:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:beta5:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc2:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc3:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc4:*:*:*:*:*:*
asterisk open_source 1.8.0 cpe:2.3:a:asterisk:open_source:1.8.0:rc5:*:*:*:*:*:*
asterisk open_source 1.8.1 cpe:2.3:a:asterisk:open_source:1.8.1:*:*:*:*:*:*:*
asterisk open_source 1.8.1 cpe:2.3:a:asterisk:open_source:1.8.1:rc1:*:*:*:*:*:*
asterisk open_source 1.8.1.1 cpe:2.3:a:asterisk:open_source:1.8.1.1:*:*:*:*:*:*:*
asterisk open_source 1.8.1.2 cpe:2.3:a:asterisk:open_source:1.8.1.2:*:*:*:*:*:*:*
asterisk open_source 1.8.2 cpe:2.3:a:asterisk:open_source:1.8.2:*:*:*:*:*:*:*
asterisk open_source 1.8.2 cpe:2.3:a:asterisk:open_source:1.8.2:rc1:*:*:*:*:*:*
asterisk open_source 1.8.2.1 cpe:2.3:a:asterisk:open_source:1.8.2.1:*:*:*:*:*:*:*
asterisk open_source 1.8.2.2 cpe:2.3:a:asterisk:open_source:1.8.2.2:*:*:*:*:*:*:*

References for CVE-2012-2416

cvelogic Threat Intelligence