CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
Percentile
94.1%
reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x
before 1.8.4.3 allows remote attackers to cause a denial of service (NULL
pointer dereference and daemon crash) via a SIP packet with a Contact
header that lacks a < (less than) character.
Author | Note |
---|---|
mdeslaur | probably 1.8.x only |