CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 7.1. It affects Cisco. Its EPSS score suggests a 14.0% probability of exploitation in the next 30 days. It may be remotely exploitable. It may lead to a denial-of-service condition.
CVE
CVE-2007-4459
Severity
HIGH
CVSS
7.1
EPSS
13.99%
Cisco
Original NVD Description
Cisco IP Phone 7940 and 7960 with P0S3-08-6-00 firmware, and other SIP firmware before 8.7(0), allows remote attackers to cause a denial of service (device reboot) via (1) a certain sequence of 10 invalid SIP INVITE and OPTIONS messages; or (2) a certain invalid SIP INVITE message that contains a remote tag, followed by a certain set of two related SIP OPTIONS messages.