CVE-2014-3359: High severity cisco ios vulnerability

Published Sep 25, 2014

Updated

Memory leak in Cisco IOS 15.1 through 15.4 and IOS XE 3.4.xS, 3.5.xS, 3.6.xS, and 3.7.xS before 3.7.6S; 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S; and 3.11.xS before 3.12S allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed DHCPv6 packets, aka Bug ID CSCum90081.

Affected Software

34 affected components

cisco IOS=15.1

cisco IOS=15.2

cisco IOS=15.3

cisco IOS=15.4

Cisco IOS XE=3.4.0s

Cisco IOS XE=3.4.1s

Cisco IOS XE=3.4.2s

Cisco IOS XE=3.4.3s

Cisco IOS XE=3.4.4s

Cisco IOS XE=3.4.5s

Cisco IOS XE=3.5.0s

Cisco IOS XE=3.5.1s

Cisco IOS XE=3.5.2s

Cisco IOS XE=3.6s\(.0\)

Cisco IOS XE=3.6s\(.1\)

Cisco IOS XE=3.6s\(.2\)

Cisco IOS XE=3.7\(0\)s

Cisco IOS XE=3.7\(1\)as

Cisco IOS XE=3.7\(2\)s

Cisco IOS XE=3.7\(3\)s

Cisco IOS XE=3.7\(4\)s

Cisco IOS XE=3.7\(5\)s

Cisco IOS XE=3.8.0s

Cisco IOS XE=3.8s\(.0\)

Cisco IOS XE=3.8s\(.1\)

Cisco IOS XE=3.8s\(.2\)

Cisco IOS XE=3.9s\(.0\)

Cisco IOS XE=3.9s\(.1\)

Cisco IOS XE=3.9s\(.2\)

Cisco IOS XE=3.10

Cisco IOS XE=3.10.0s

Cisco IOS XE=3.11.0s

Cisco IOS XE=3.11.1s

Cisco IOS XE=3.11.2s

Event History

Sep 25, 2014

CVE Published

via MITRE·10:00 AM

Data Sourced

via MITRE·10:00 AM

Description

Frequently Asked Questions

What is the severity of CVE-2014-3359?

CVE-2014-3359 is classified as a high severity vulnerability due to its potential to cause a denial of service.

How do I fix CVE-2014-3359?

To fix CVE-2014-3359, upgrade to a patched version of Cisco IOS or IOS XE that addresses this vulnerability.

What type of attacks are possible due to CVE-2014-3359?

CVE-2014-3359 allows remote attackers to execute denial of service attacks by sending malformed DHCPv6 packets.

Which Cisco software versions are affected by CVE-2014-3359?

CVE-2014-3359 affects Cisco IOS versions 15.1 through 15.4 and specific IOS XE versions from 3.4.xS to 3.11.xS.

Is CVE-2014-3359 actively exploited in the wild?

While there is no public information indicating active exploitation of CVE-2014-3359, it is recommended to apply fixes promptly due to its high severity.