7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
7.7 High
AI Score
Confidence
High
0.039 Low
EPSS
Percentile
92.0%
The Session Initiation Protocol (SIP) implementation in Columbia SIP User Agent (sipc) 1.74 and other versions before sipc 2.0 build 2003-02-21 allows remote attackers to cause a denial of service or execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.