Vulnerability Monitor

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CVE-2014-4045

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.

Published

2014-06-17T14:55:07.830

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-189
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application digium asterisk 12.0.0 Yes
Application digium asterisk 12.1.0 Yes
Application digium asterisk 12.1.0 Yes
Application digium asterisk 12.1.0 Yes
Application digium asterisk 12.1.0 Yes
Application digium asterisk 12.1.1 Yes
Application digium asterisk 12.2.0 Yes
Application digium asterisk 12.2.0 Yes
Application digium asterisk 12.2.0 Yes
Application digium asterisk 12.2.0 Yes
Application digium asterisk 12.3.0 Yes
Application digium asterisk 12.3.0 Yes
Application digium asterisk 12.3.0 Yes
References