CVE-2012-3553

Severity: medium (CVSS 4.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-06-19 · updated 2026-06-16

Description

chan_skinny.c in the Skinny (aka SCCP) channel driver in Asterisk Open Source 10.x before 10.5.1 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by sending a Station Key Pad Button message and closing a connection in off-hook mode, a related issue to CVE-2012-2948.

Affected products

Digium Asterisk: 10.0.0, 10.0.0-beta1, 10.0.0-beta2, 10.0.0-rc1, 10.0.0-rc2, 10.0.0-rc3 (+26)

References

http://downloads.asterisk.org/pub/security/AST-2012-009.html
http://downloads.asterisk.org/pub/security/AST-2012-009.html

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