Vulnerability record · CVE-2012-2948 · published 2 June 2012

CVE-2012-2948: Certified asterisk vulnerability

Asterisk · Certified Asterisk

chan_skinny.c in the Skinny (aka SCCP) channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by closing a connection in off-hook mode.

4.0 CVSS 2.0 Medium EPSS 2.1% · top 18.6% CWE-399 · CWE-399

4.0CVSS 2.0 base score

2.1%EPSS exploitation probability, 30 days

NoNot in CISA KEV

3Affected product versions listed by NVD

14References

16 Jun 2026Last modified by NVD

Description

AV:N/AC:L/Au:S/C:N/I:N/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Certified Asterisk Asterisk

Open Source Asterisk

Asterisk Sangoma

References

Link	Tags
http://archives.neohapsis.com/archives/bugtraq/2012-05/0145.html
http://downloads.asterisk.org/pub/security/AST-2012-008.html
http://secunia.com/advisories/49303
http://www.debian.org/security/2012/dsa-2493
http://www.securityfocus.com/bid/53723
http://www.securitytracker.com/id?1027103
https://exchange.xforce.ibmcloud.com/vulnerabilities/75937
http://archives.neohapsis.com/archives/bugtraq/2012-05/0145.html
http://downloads.asterisk.org/pub/security/AST-2012-008.html
http://secunia.com/advisories/49303
http://www.debian.org/security/2012/dsa-2493
http://www.securityfocus.com/bid/53723
http://www.securitytracker.com/id?1027103
https://exchange.xforce.ibmcloud.com/vulnerabilities/75937

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-2948), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.