CVE-2014-4045

Severity

43%

Complexity

86%

Confidentiality

48%

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.

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.

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P).

Overview

Type

Digium

First reported 10 years ago

2014-06-17 14:55:00

Last updated 6 years ago

2018-10-09 19:47:00

Affected Software

Digium Asterisk 12.0.0

12.0.0

Digium Asterisk 12.1.0

12.1.0

Digium Asterisk 12.1.0 release candidate 1

12.1.0

Digium Asterisk 12.1.0 release candidate 2

12.1.0

Digium Asterisk 12.1.0 release candidate 3

12.1.0

Digium Asterisk 12.1.1

12.1.1

Digium Asterisk 12.2.0

12.2.0

Digium Asterisk 12.2.0 release candidate 1

12.2.0

Digium Asterisk 12.2.0 release candidate 2

12.2.0

Digium Asterisk 12.2.0 release candidate 3

12.2.0

Digium Asterisk 12.3.0

12.3.0

Digium Asterisk 12.3.0 release candidate 1

12.3.0

Digium Asterisk 12.3.0 release candidate 2

12.3.0

References

http://downloads.asterisk.org/pub/security/AST-2014-005.html

Patch, Vendor Advisory

http://packetstormsecurity.com/files/127087/Asterisk-Project-Security-Advisory-AST-2014-005.html

20140612 AST-2014-005: Remote Crash in PJSIP Channel Driver's Publish/Subscribe Framework

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