Vulnerability Monitor

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CVE-2007-2297

The SIP channel driver (chan_sip) in Asterisk before 1.2.18 and 1.4.x before 1.4.3 does not properly parse SIP UDP packets that do not contain a valid response code, which allows remote attackers to cause a denial of service (crash).

Published

2007-04-26T20:19:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

6.9

Weaknesses
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application asterisk asterisk 1.2.0_beta1 Yes
Application asterisk asterisk 1.2.0_beta2 Yes
Application asterisk asterisk 1.2.10 Yes
Application asterisk asterisk 1.2.11 Yes
Application asterisk asterisk 1.2.12 Yes
Application asterisk asterisk 1.2.13 Yes
Application asterisk asterisk 1.2.14 Yes
Application asterisk asterisk 1.2.15 Yes
Application asterisk asterisk 1.2.16 Yes
Application asterisk asterisk 1.2.17 Yes
Application asterisk asterisk 1.4.1 Yes
Application asterisk asterisk 1.4.2 Yes
Application asterisk asterisk 1.4_beta Yes
References