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CVE-2006-5277

HIGH · CVSS 9.3EPSS 9.6%EU EUVD

Off-by-one error in the Certificate Trust List (CTL) Provider service (CTLProvider.exe) in Cisco Unified Communications Manager (CUCM, formerly CallManager) before 20070711 allow remote attackers to execute arbitrary code via a crafted packet that triggers a heap-based buffer overflow.

Key facts

CVSS score
9.3 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS score
9.6% (95th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2006-5262)
Published
July 15, 2007
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-5262 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • cisco / unified callmanager
  • cisco / unified callmanager
  • cisco / unified communications manager

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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