CVE-2009-2054

Name: CVE-2009-2054
Creator: NVD / NIST
Published: 2009-08-27T17:00:01.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.40%

Last modified Jun 16, 2026

CVE-2009-2054 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 3.40% chance of exploitation in the next 30 days.

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(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.

Metrics

EPSS Probability

3.40%

87.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-770

Affected Software

Vendor	Product	Versions
Cisco	Unified Communications Manager	>= 4.0, < 5.1\(3g\)
Cisco	Unified Communications Manager	>= 6.0, < 6.1\(4\)
Cisco	Unified Communications Manager	>= 7.0, < 7.0\(2a\)su1
Cisco	Unified Communications Manager	>= 7.1, < 7.1\(2a\)su1

References

http://osvdb.org/57456Broken Link
http://secunia.com/advisories/36498Broken Link
http://secunia.com/advisories/36499Broken Link
http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtmlBroken Link, Patch, Vendor Advisory
http://www.securityfocus.com/bid/36152Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1022775Broken Link, Third Party Advisory, VDB Entry
http://osvdb.org/57456Broken Link
http://secunia.com/advisories/36498Broken Link
http://secunia.com/advisories/36499Broken Link
http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtmlBroken Link, Patch, Vendor Advisory
http://www.securityfocus.com/bid/36152Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1022775Broken Link, Third Party Advisory, VDB Entry

Timeline

Published: Aug 27, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-2054?

How severe is CVE-2009-2054?

Severity scoring for CVE-2009-2054 is pending analysis. The EPSS model estimates a 3.40% probability of exploitation in the next 30 days.

How do I fix CVE-2009-2054?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-2054?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST