THREATPORT/VULNERABILITY/CVE-2006-0368
HIGH SEVERITY

CVE-2006-0368

Call Manager vulnerability

CVSS
7.8
EPSS
3.7%
EPSS pct
89th
Exploited
No known
Cisco CallManager 3.2 and earlier, 3.3 before 3.3(5)SR1, 4.0 before 4.0(2a)SR2c, and 4.1 before 4.1(3)SR2 allow remote attackers to (1) cause a denial of service (CPU and memory consumption) via a large number of open TCP connections to port 2000 and (2) cause a denial of service (fill the Windows Service Manager communication queue) via a large number of TCP connections to port 2001, 2002, or 7727.
Affected vendor
Cisco
Affected product
Call Manager
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Published
2006-01-22

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 3.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2006-0368

  • Confirm whether Cisco Call Manager is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2006-0368.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2006-0368

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2006-0368 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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