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CVE-2012-2947

Date: June 2, 2012

chan_iax2.c in the IAX2 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, when a certain mohinterpret setting is enabled, allows remote attackers to cause a denial of service (daemon crash) by placing a call on hold.

Language: C

Severity Score

Related Resources (8)

http://www.debian.org/security/2012/dsa-2493
https://nvd.nist.gov/vuln/detail/CVE-2012-2947
http://downloads.asterisk.org/pub/security/AST-2012-007.html
http://archives.neohapsis.com/archives/bugtraq/2012-05/0144.html
https://security-tracker.debian.org/tracker/CVE-2012-2947
http://www.securitytracker.com/id?1027102
http://secunia.com/advisories/49303
https://www.mend.io/vulnerability-database/CVE-2012-2947

Severity Score

Weakness Type (CWE)

Improper Access Control

CWE-284

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): HIGH
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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