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
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.