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Case File

CVE-2007-1833

MEDIUM · CVSS 5 EPSS 2.35%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2007-04-03 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2007-1833
Severity
MEDIUM
CVSS
5
EPSS
2.35%
Cisco

Original Filing — NVD Description

The Skinny Call Control Protocol (SCCP) implementation in Cisco Unified CallManager (CUCM) 3.3 before 3.3(5)SR2a, 4.1 before 4.1(3)SR4, 4.2 before 4.2(3)SR1, and 5.0 before 5.0(4a)SU1 allows remote attackers to cause a denial of service (loss of voice services) by sending crafted packets to the (1) SCCP (2000/tcp) or (2) SCCPS (2443/tcp) port.