7.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
6.5 Medium
AI Score
Confidence
Low
0.822 High
EPSS
Percentile
98.4%
Cisco IP Phone 7940 with firmware P0S3-08-7-00 allows remote attackers to cause a denial of service (“486 Busy” responses or device reboot) via a sequence of SIP INVITE transactions in which the Request-URI lacks a user name, a different vulnerability than CVE-2007-4459.
lists.grok.org.uk/pipermail/full-disclosure/2007-December/058837.html
lists.grok.org.uk/pipermail/full-disclosure/2007-December/058932.html
seclists.org/fulldisclosure/2007/Dec/0196.html
www.securityfocus.com/bid/26711
www.securitytracker.com/id?1019059
exchange.xforce.ibmcloud.com/vulnerabilities/38853
www.exploit-db.com/exploits/4692