CVE-2011-4486
HighSummary
Cisco Unified Communications Manager (CUCM) w wersjach 6.x i 7.x przed 7.1(5b)su5, 8.0 przed 8.0(3a)su3 oraz 8.5 i 8.6 przed 8.6(2a)su1, a także Cisco Business Edition 3000 w wersjach przed 8.6.3 oraz 5000 i 6000 przed 8.6(2a)su1, pozwalają zdalnym atakującym na spowodowanie odmowy usługi (przeładowanie urządzenia) poprzez spreparowaną rejestrację SCCP.
Risk Assessment
Podatność ta może prowadzić do przerwy w działaniu usług komunikacyjnych w organizacji, co może wpłynąć na ciągłość operacyjną i dostępność systemów. Atakujący mogą wykorzystać tę lukę do zakłócenia pracy urządzeń.
Recommendation
Zaleca się aktualizację oprogramowania do najnowszych wersji, które eliminują tę podatność. Regularne monitorowanie i audyt systemów również mogą pomóc w wykrywaniu i zapobieganiu takim atakom.
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Original NVD description (English source)
Cisco Unified Communications Manager (CUCM) with software 6.x and 7.x before 7.1(5b)su5, 8.0 before 8.0(3a)su3, and 8.5 and 8.6 before 8.6(2a)su1 and Cisco Business Edition 3000 with software before 8.6.3 and 5000 and 6000 with software before 8.6(2a)su1 allow remote attackers to cause a denial of service (device reload) via a crafted SCCP registration, aka Bug ID CSCtu73538.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

