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Case File

CVE-2009-2053

HIGH · CVSS 7.8 EPSS 3.41%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-08-27 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2009-2053
Severity
HIGH
CVSS
7.8
EPSS
3.41%
Cisco

Original NVD Description

Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), 7.0 before 7.0(2a)su1, and 7.1 before 7.1(2) allows remote attackers to cause a denial of service (file-descriptor exhaustion and SCCP outage) via a flood of TCP packets, aka Bug ID CSCsx32236.