Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5), 7.x before 7.1(3a)su1, and 8.x before 8.0(1) allows remote attackers to cause a denial of service (process failure) via a malformed SCCP (1) RegAvailableLines or (2) FwdStatReq message with an invalid Line number, aka Bug ID CSCtc47823.
CVSS Details
- CVSS 3.1 Base Score: 7.5
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub