CVE-2007-2297

HighCVSS 7.8/10Last modified Jun 16, 2026

Description

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).

Metrics

CVSS 2.0 7.8/10AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected software

No affected versions have been published.

Timeline

Published: Apr 26, 2007
Last modified: Jun 16, 2026
NVD status: Modified

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