CVE-2009-2054 json
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, an…
published 2009-08-27 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-2050
- cvss
- 7.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.4%
- EPSS 3.4% chance of exploitation in 30 days, percentile 88%
- public exploits
- 0
- none known
Summary
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(2a)su1 allows remote attackers to cause a denial of service (file-descriptor exhaustion and SIP outage) via a flood of TCP packets, aka Bug ID CSCsx23689.
Patch / fix
- cisco unified_communications_manager 5.1\(3g\), 6.1\(4\), 7.0\(2a\)su1, 7.1\(2a\)su1
Exploit prediction
3.40% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Classification
- Weakness
-
- CWE-770 Allocation of Resources Without Limits or Throttling
References
-
cisco.com
/en/US/products/products_security_advisory09186a0080af2d11.shtml
vendor-advisory, broken-link, patch
-
secunia.com
/advisories/36499
third-party-advisory, broken-link
-
securityfocus.com
/bid/36152
vdb-entry, broken-link, third-party-advisory
-
secunia.com
/advisories/36498
third-party-advisory, broken-link
-
osvdb.org
/57456
vdb-entry, broken-link
-
securitytracker.com
/id?1022775
vdb-entry, broken-link, third-party-advisory
Sources
- CVE List CVE-2009-2054
- NVD CVE-2009-2054
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.