Vulnerability Monitor

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CVE-2013-5642

The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.x before 1.8.23.1, 10.x before 10.12.3, and 11.x before 11.5.1; Certified Asterisk 1.8.15 before 1.8.15-cert3 and 11.2 before 11.2-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.3-digiumphones allows remote attackers to cause a denial of service (NULL pointer dereference, segmentation fault, and daemon crash) via an invalid SDP that defines a media description before the connection description in a SIP request.

Published

2013-09-09T17:55:06.267

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

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

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-20
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application digium asterisk 1.8.17.0 Yes
Application digium asterisk 1.8.17.0 Yes
Application digium asterisk 1.8.17.0 Yes
Application digium asterisk 1.8.17.0 Yes
Application digium asterisk 1.8.18.0 Yes
Application digium asterisk 1.8.18.0 Yes
Application digium asterisk 1.8.18.1 Yes
Application digium asterisk 1.8.19.0 Yes
Application digium asterisk 1.8.19.0 Yes
Application digium asterisk 1.8.19.0 Yes
Application digium asterisk 1.8.19.1 Yes
Application digium asterisk 1.8.20.0 Yes
Application digium asterisk 1.8.20.0 Yes
Application digium asterisk 1.8.20.0 Yes
Application digium asterisk 1.8.21.0 Yes
Application digium asterisk 1.8.21.0 Yes
Application digium asterisk 1.8.22.0 Yes
Application digium asterisk 1.8.22.0 Yes
Application digium asterisk 1.8.22.0 Yes
Application digium asterisk 1.8.23.0 Yes
Application digium asterisk 1.8.23.0 Yes
Application digium asterisk 1.8.23.0 Yes
Application digium asterisk 10.10.0 Yes
Application digium asterisk 10.10.0 Yes
Application digium asterisk 10.10.0 Yes
Application digium asterisk 10.11.0 Yes
Application digium asterisk 10.11.0 Yes
Application digium asterisk 10.11.0 Yes
Application digium asterisk 10.11.0 Yes
Application digium asterisk 10.12.0 Yes
Application digium asterisk 10.12.0 Yes
Application digium asterisk 10.12.0 Yes
Application digium asterisk 10.12.1 Yes
Application digium asterisk 10.12.2 Yes
Application digium asterisk 11.0.0 Yes
Application digium asterisk 11.0.0 Yes
Application digium asterisk 11.0.0 Yes
Application digium asterisk 11.0.0 Yes
Application digium asterisk 11.0.0 Yes
Application digium asterisk 11.0.1 Yes
Application digium asterisk 11.0.2 Yes
Application digium asterisk 11.1.0 Yes
Application digium asterisk 11.1.0 Yes
Application digium asterisk 11.1.0 Yes
Application digium asterisk 11.1.1 Yes
Application digium asterisk 11.1.2 Yes
Application digium asterisk 11.2.0 Yes
Application digium asterisk 11.2.0 Yes
Application digium asterisk 11.3.0 Yes
Application digium asterisk 11.3.0 Yes
Application digium asterisk 11.4.0 Yes
Application digium asterisk 11.4.0 Yes
Application digium asterisk 11.4.0 Yes
Application digium asterisk 11.4.0 Yes
Application digium asterisk 11.5.0 Yes
Application digium asterisk 11.5.0 Yes
Application digium asterisk 11.5.0 Yes
Application digium asterisk 11.5.1 Yes
Application digium asterisk_digiumphones 10.0.0 Yes
Application digium asterisk_digiumphones 10.0.0 Yes
Application digium asterisk_digiumphones 10.0.0 Yes
Application digium asterisk_digiumphones 10.11.0 Yes
Application digium asterisk_digiumphones 10.11.0 Yes
Application digium asterisk_digiumphones 10.11.0 Yes
Application digium asterisk_digiumphones 10.11.0 Yes
Application digium asterisk_digiumphones 10.12.0 Yes
Application digium asterisk_digiumphones 10.12.0 Yes
Application digium asterisk_digiumphones 10.12.0 Yes
Application digium asterisk_digiumphones 10.12.1 Yes
Application digium asterisk_digiumphones 10.12.2 Yes
Application digium certified_asterisk 1.8.15 Yes
Application digium certified_asterisk 1.8.15 Yes
Application digium certified_asterisk 1.8.15 Yes
Application digium certified_asterisk 1.8.15 Yes
Application digium certified_asterisk 1.8.15 Yes
Application digium certified_asterisk 1.8.15 Yes
Application digium certified_asterisk 1.8.15 Yes
Application digium certified_asterisk 11.2.0 Yes
Application digium certified_asterisk 11.2.0 Yes
Application digium certified_asterisk 11.2.0 Yes
Application digium certified_asterisk 11.2.0 Yes
References