CVE-2011-2072: High severity cisco ios vulnerability

Published Oct 3, 2011
·
Updated

Memory leak in Cisco IOS 12.4, 15.0, and 15.1, Cisco IOS XE 2.5.x through 3.2.x, and Cisco Unified Communications Manager (CUCM) 6.x and 7.x before 7.1(5b)su4, 8.x before 8.5(1)su2, and 8.6 before 8.6(1) allows remote attackers to cause a denial of service (memory consumption and device reload or process failure) via a malformed SIP message, aka Bug IDs CSCtl86047 and CSCto88686.

Affected Software

74 affected components
cisco IOS=15.1
cisco IOS=15.0
cisco IOS=12.4
Cisco IOS XE=2.5.0
Cisco IOS XE=2.6.1
Cisco IOS XE=3.2.0s
Cisco IOS XE=2.5.1
Cisco IOS XE=2.6.2
Cisco IOS XE=2.6.0
Cisco IOS XE=3.2.1s
Cisco IOS XE=3.1.2s
Cisco IOS XE=3.1.1s
Cisco IOS XE=3.2.2s
Cisco IOS XE=3.1.0s
Cisco IOS XE=3.1.4s
Cisco IOS XE=2.5.2
Cisco IOS XE=3.1.3s
cisco Unified Communications Manager=8.5\(1\)
cisco Unified Communications Manager=6.1\(3a\)
cisco Unified Communications Manager=8.0\(2c\)
cisco Unified Communications Manager=6.1\(2\)
cisco Unified Communications Manager=6.1\(3b\)su1
cisco Unified Communications Manager=7.1\(2b\)su1
cisco Unified Communications Manager=8.0\(2\)
cisco Unified Communications Manager=7.1\(2b\)
cisco Unified Communications Manager=6.1\(2\)su1a
cisco Unified Communications Manager=7.1\(3b\)
cisco Unified Communications Manager=6.1\(4\)su1
cisco Unified Communications Manager=8.6
cisco Unified Communications Manager=8.0\(2b\)
cisco Unified Communications Manager=6.1\(4\)
cisco Unified Communications Manager=7.1\(2a\)su1
cisco Unified Communications Manager=7.1\(3b\)su1
cisco Unified Communications Manager=7.1\(3a\)su1a
cisco Unified Communications Manager=7.1\(5b\)su1
cisco Unified Communications Manager=6.1\(5\)su1
cisco Unified Communications Manager=6.1\(4a\)
cisco Unified Communications Manager=7.1\(5b\)su3
cisco Unified Communications Manager=6.1\(5\)su2
cisco Unified Communications Manager=6.1\(3\)
cisco Unified Communications Manager=7.1\(3\)
cisco Unified Communications Manager=6.1\(4a\)su2
cisco Unified Communications Manager=7.1\(2a\)
cisco Unified Communications Manager=6.1\(1\)
cisco Unified Communications Manager=7.1\(5b\)
cisco Unified Communications Manager=8.0\(3a\)su2
cisco Unified Communications Manager=7.0\(2a\)
cisco Unified Communications Manager=7.0\(1\)su1
cisco Unified Communications Manager=7.0\(1\)su1a
cisco Unified Communications Manager=7.1\(5b\)su2
cisco Unified Communications Manager=7.1\(5\)
cisco Unified Communications Manager=7.1\(5a\)
cisco Unified Communications Manager=6.1\(1b\)
cisco Unified Communications Manager=6.1\(3b\)
cisco Unified Communications Manager=7.0\(2a\)su2
cisco Unified Communications Manager=6.1\(5\)
cisco Unified Communications Manager=8.0\(3\)
cisco Unified Communications Manager=7.1\(5b\)su1a
cisco Unified Communications Manager=7.1\(5\)su1a
cisco Unified Communications Manager=8.0\(2a\)
cisco Unified Communications Manager=7.1\(5\)su1
cisco Unified Communications Manager=8.0\(3a\)
cisco Unified Communications Manager=7.1\(3a\)
cisco Unified Communications Manager=6.1\(2\)su1
cisco Unified Communications Manager=7.0\(2a\)su1
cisco Unified Communications Manager=7.1\(3a\)su1
cisco Unified Communications Manager=6.0
cisco Unified Communications Manager=8.0\(2c\)su1
cisco Unified Communications Manager=6.1\(1a\)
cisco Unified Communications Manager=8.5\(1\)su1
cisco Unified Communications Manager=7.0\(2\)
cisco Unified Communications Manager=8.0\(1\)
cisco Unified Communications Manager=8.0\(3a\)su1
cisco Unified Communications Manager=7.1\(3b\)su2

Event History

Oct 3, 2011
CVE Published
via MITRE·11:00 PM
Data Sourced
via MITRE·11:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2011-2072?

The severity of CVE-2011-2072 is high, as it can lead to a denial of service through memory consumption.

2

How do I fix CVE-2011-2072?

To fix CVE-2011-2072, upgrade to the latest patched version of the affected Cisco IOS or Unified Communications Manager software.

3

What versions of Cisco IOS are affected by CVE-2011-2072?

CVE-2011-2072 affects Cisco IOS versions 12.4, 15.0, and 15.1.

4

Which Cisco Unified Communications Manager versions are vulnerable to CVE-2011-2072?

CVE-2011-2072 impacts Cisco Unified Communications Manager versions 6.x, 7.x before 7.1(5b)su4, and 8.x before 8.5(1)su2.

5

Is CVE-2011-2072 exploitable remotely?

Yes, CVE-2011-2072 can be exploited remotely by an attacker to cause a denial of service.

Company

Resources

Contact

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