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CVE-2014-4045

Good to know:

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Date: June 17, 2014

The Publish/Subscribe Framework in the PJSIP channel driver in Asterisk Open Source 12.x before 12.3.1, when sub_min_expiry is set to zero, allows remote attackers to cause a denial of service (assertion failure and crash) via an unsubscribe request when not subscribed to the device.

Language: C

Severity Score

Related Resources (5)

http://downloads.asterisk.org/pub/security/AST-2014-005.html
http://www.securityfocus.com/archive/1/532414/100/0/threaded
http://packetstormsecurity.com/files/127087/Asterisk-Project-Security-Advisory-AST-2014-005.html
https://nvd.nist.gov/vuln/detail/CVE-2014-4045
https://www.mend.io/vulnerability-database/CVE-2014-4045

Severity Score

Weakness Type (CWE)

Numeric Errors

CWE-189

Top Fix

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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): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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