CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:N/I:N/A:C
AI Score
Confidence
High
EPSS
Percentile
99.6%
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables during request parsing, which allows remote authenticated users to cause a denial of service (daemon crash) via a malformed request.
Vendor | Product | Version | CPE |
---|---|---|---|
asterisk | open_source | 1.8.7 | cpe:2.3:a:asterisk:open_source:1.8.7:*:*:*:*:*:*:* |
asterisk | open_source | 10.0.0 | cpe:2.3:a:asterisk:open_source:10.0.0:*:*:*:*:*:*:* |