CVE-2013-3453: High severity cisco unified communications solutions vulnerability

Published Aug 22, 2013
·
Updated

Memory leak in Cisco Unified Communications Manager IM and Presence Service before 8.6(5)SU1 and 9.x before 9.1(2), and Cisco Unified Presence, allows remote attackers to cause a denial of service (memory and CPU consumption) by making many TCP connections to port (1) 5060 or (2) 5061, aka Bug ID CSCud84959.

Affected Software

115 affected components
Cisco Unified Communications Manager<=8.6\(4\)
Cisco Unified Communications Manager=3.3\(5\)
Cisco Unified Communications Manager=3.3\(5\)sr1
Cisco Unified Communications Manager=3.3\(5\)sr2a
Cisco Unified Communications Manager=4.1\(3\)
Cisco Unified Communications Manager=4.1\(3\)sr1
Cisco Unified Communications Manager=4.1\(3\)sr2
Cisco Unified Communications Manager=4.1\(3\)sr3
Cisco Unified Communications Manager=4.1\(3\)sr4
Cisco Unified Communications Manager=4.2
Cisco Unified Communications Manager=4.2.1
Cisco Unified Communications Manager=4.2.2
Cisco Unified Communications Manager=4.2.3
Cisco Unified Communications Manager=4.2.3sr1
Cisco Unified Communications Manager=4.2.3sr2
Cisco Unified Communications Manager=4.2.3sr2b
Cisco Unified Communications Manager=4.3
Cisco Unified Communications Manager=4.3\(1\)
Cisco Unified Communications Manager=5.0
Cisco Unified Communications Manager=5.1
Cisco Unified Communications Manager=5.1\(1\)
Cisco Unified Communications Manager=5.1\(1b\)
Cisco Unified Communications Manager=5.1\(1c\)
Cisco Unified Communications Manager=5.1\(2\)
Cisco Unified Communications Manager=5.1\(2a\)
Cisco Unified Communications Manager=5.1\(2b\)
Cisco Unified Communications Manager=5.1\(3\)
Cisco Unified Communications Manager=5.1\(3a\)
Cisco Unified Communications Manager=5.1\(3c\)
Cisco Unified Communications Manager=5.1\(3d\)
Cisco Unified Communications Manager=5.1\(3e\)
Cisco Unified Communications Manager=5.1.2
Cisco Unified Communications Manager=6.0
Cisco Unified Communications Manager=6.0\(1\)
Cisco Unified Communications Manager=6.0\(1a\)
Cisco Unified Communications Manager=6.0\(1b\)
Cisco Unified Communications Manager=6.1\(1\)
Cisco Unified Communications Manager=6.1\(1a\)
Cisco Unified Communications Manager=6.1\(1b\)
Cisco Unified Communications Manager=6.1\(2\)
Cisco Unified Communications Manager=6.1\(2\)su1
Cisco Unified Communications Manager=6.1\(2\)su1a
Cisco Unified Communications Manager=6.1\(3\)
Cisco Unified Communications Manager=6.1\(3a\)
Cisco Unified Communications Manager=6.1\(3b\)
Cisco Unified Communications Manager=6.1\(3b\)su1
Cisco Unified Communications Manager=6.1\(4\)
Cisco Unified Communications Manager=6.1\(4\)su1
Cisco Unified Communications Manager=6.1\(4a\)
Cisco Unified Communications Manager=6.1\(4a\)su2
Cisco Unified Communications Manager=6.1\(5\)
Cisco Unified Communications Manager=6.1\(5\)su1
Cisco Unified Communications Manager=6.1\(5\)su2
Cisco Unified Communications Manager=6.1\(5\)su3
Cisco Unified Communications Manager=7.0\(1\)su1
Cisco Unified Communications Manager=7.0\(1\)su1a
Cisco Unified Communications Manager=7.0\(2\)
Cisco Unified Communications Manager=7.0\(2a\)
Cisco Unified Communications Manager=7.0\(2a\)su1
Cisco Unified Communications Manager=7.0\(2a\)su2
Cisco Unified Communications Manager=7.1\(2a\)
Cisco Unified Communications Manager=7.1\(2a\)su1
Cisco Unified Communications Manager=7.1\(2b\)
Cisco Unified Communications Manager=7.1\(2b\)su1
Cisco Unified Communications Manager=7.1\(3\)
Cisco Unified Communications Manager=7.1\(3a\)
Cisco Unified Communications Manager=7.1\(3a\)su1
Cisco Unified Communications Manager=7.1\(3a\)su1a
Cisco Unified Communications Manager=7.1\(3b\)
Cisco Unified Communications Manager=7.1\(3b\)su1
Cisco Unified Communications Manager=7.1\(3b\)su2
Cisco Unified Communications Manager=7.1\(5\)
Cisco Unified Communications Manager=7.1\(5\)su1
Cisco Unified Communications Manager=7.1\(5\)su1a
Cisco Unified Communications Manager=7.1\(5a\)
Cisco Unified Communications Manager=7.1\(5b\)
Cisco Unified Communications Manager=7.1\(5b\)su1
Cisco Unified Communications Manager=7.1\(5b\)su1a
Cisco Unified Communications Manager=7.1\(5b\)su2
Cisco Unified Communications Manager=7.1\(5b\)su3
Cisco Unified Communications Manager=7.1\(5b\)su4
Cisco Unified Communications Manager=7.1\(5b\)su5
Cisco Unified Communications Manager=7.1\(5b\)su6
Cisco Unified Communications Manager=8.0
Cisco Unified Communications Manager=8.0\(1\)
Cisco Unified Communications Manager=8.0\(2\)
Cisco Unified Communications Manager=8.0\(2a\)
Cisco Unified Communications Manager=8.0\(2b\)
Cisco Unified Communications Manager=8.0\(2c\)
Cisco Unified Communications Manager=8.0\(2c\)su1
Cisco Unified Communications Manager=8.0\(3\)
Cisco Unified Communications Manager=8.0\(3a\)
Cisco Unified Communications Manager=8.0\(3a\)su1
Cisco Unified Communications Manager=8.0\(3a\)su2
Cisco Unified Communications Manager=8.0\(3a\)su3
Cisco Unified Communications Manager=8.5
Cisco Unified Communications Manager=8.5\(1\)
Cisco Unified Communications Manager=8.5\(1\)su1
Cisco Unified Communications Manager=8.5\(1\)su2
Cisco Unified Communications Manager=8.5\(1\)su3
Cisco Unified Communications Manager=8.5\(1\)su4
Cisco Unified Communications Manager=8.5\(1\)su5
Cisco Unified Communications Manager=8.6
Cisco Unified Communications Manager=8.6\(1\)
Cisco Unified Communications Manager=8.6\(1a\)
Cisco Unified Communications Manager=8.6\(2\)
Cisco Unified Communications Manager=8.6\(2a\)
Cisco Unified Communications Manager=8.6\(2a\)su1
Cisco Unified Communications Manager=8.6\(2a\)su2
Cisco Unified Communications Manager=8.6\(2a\)su3
Cisco Unified Communications Manager=8.6\(3\)
Cisco Unified Communications Manager=9.0\(1\)
Cisco Unified Communications Manager=9.1\(1\)
Cisco Unified Communications Manager=9.1\(1a\)
Cisco Unified Presence

Event History

Aug 22, 2013
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2013-3453?

CVE-2013-3453 has been assigned a medium severity rating due to its potential for causing denial of service.

2

How do I fix CVE-2013-3453?

To mitigate CVE-2013-3453, upgrade your Cisco Unified Communications Manager IM and Presence Service to version 8.6(5)SU1 or 9.1(2) or later.

3

What is the impact of CVE-2013-3453?

CVE-2013-3453 allows remote attackers to create excessive CPU and memory consumption that can lead to system unavailability.

4

Which software is affected by CVE-2013-3453?

CVE-2013-3453 affects various versions of Cisco Unified Communications Manager and Cisco Unified Presence prior to version 8.6(5)SU1 and 9.1(2).

5

Is there a workaround for CVE-2013-3453?

While upgrading is the recommended solution for CVE-2013-3453, limiting access to ports 5060 and 5061 can serve as a temporary workaround.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203