5 Medium
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
6.5 Medium
AI Score
Confidence
High
0.005 Low
EPSS
Percentile
75.9%
Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause a denial of service (resource consumption) via a large number of sessions.
CPE | Name | Operator | Version |
---|---|---|---|
nortel:sip_multimedia_pc_client | nortel sip multimedia pc client | eq | 4.0 |