high
7.8
CWE
20
Advisory Published
Updated

CVE-2014-2108: Input Validation

First published: Thu Mar 27 2014(Updated: )

Cisco IOS 12.2 and 15.0 through 15.3 and IOS XE 3.2 through 3.7 before 3.7.5S and 3.8 through 3.10 before 3.10.1S allow remote attackers to cause a denial of service (device reload) via a malformed IKEv2 packet, aka Bug ID CSCui88426.

Credit: ykramarz@cisco.com psirt@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS=12.2
Cisco IOS=15.0
Cisco IOS=15.0\(1\)se
Cisco IOS=15.1
Cisco IOS=15.2
Cisco IOS=15.3
Cisco IOS XE=3.2.0s
Cisco IOS XE=3.2.0sg
Cisco IOS XE=3.2.0xo
Cisco IOS XE=3.2.1s
Cisco IOS XE=3.2.1sg
Cisco IOS XE=3.2.2s
Cisco IOS XE=3.2.2sg
Cisco IOS XE=3.2.3sg
Cisco IOS XE=3.2.4sg
Cisco IOS XE=3.2s\(.0\)
Cisco IOS XE=3.2s\(.1\)
Cisco IOS XE=3.2s\(.2\)
Cisco IOS XE=3.3.0s
Cisco IOS XE=3.3.0sg
Cisco IOS XE=3.3.1s
Cisco IOS XE=3.3.1sg
Cisco IOS XE=3.3.2s
Cisco IOS XE=3.3.3s
Cisco IOS XE=3.3s\(.0\)
Cisco IOS XE=3.3s\(.1\)
Cisco IOS XE=3.3s\(.2\)
Cisco IOS XE=3.4.0as
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=3.4.xs
Cisco IOS XE=3.4s\(.0\)
Cisco IOS XE=3.4s\(.1\)
Cisco IOS XE=3.4s\(.2\)
Cisco IOS XE=3.4s\(.3\)
Cisco IOS XE=3.4s\(.4\)
Cisco IOS XE=3.4s\(.5\)
Cisco IOS XE=3.4s\(.6\)
Cisco IOS XE=3.5.0s
Cisco IOS XE=3.5.1s
Cisco IOS XE=3.5.2s
Cisco IOS XE=3.5.xs
Cisco IOS XE=3.5s\(.0\)
Cisco IOS XE=3.5s\(.1\)
Cisco IOS XE=3.5s\(.2\)
Cisco IOS XE=3.6.0s
Cisco IOS XE=3.6.1s
Cisco IOS XE=3.6.2s
Cisco IOS XE=3.6s\(.0\)
Cisco IOS XE=3.6s\(.1\)
Cisco IOS XE=3.6s\(.2\)
Cisco IOS XE=3.7.0s
Cisco IOS XE=3.7.1s
Cisco IOS XE=3.7.2s
Cisco IOS XE=3.7s\(.0\)
Cisco IOS XE=3.7s\(.1\)
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=3.9.0s
Cisco IOS XE=3.9.1s
Cisco IOS XE=3.10
=12.2
=15.0
=15.0\(1\)se
=15.1
=15.2
=15.3
=3.2.0s
=3.2.0sg
=3.2.0xo
=3.2.1s
=3.2.1sg
=3.2.2s
=3.2.2sg
=3.2.3sg
=3.2.4sg
=3.2s\(.0\)
=3.2s\(.1\)
=3.2s\(.2\)
=3.3.0s
=3.3.0sg
=3.3.1s
=3.3.1sg
=3.3.2s
=3.3.3s
=3.3s\(.0\)
=3.3s\(.1\)
=3.3s\(.2\)
=3.4.0as
=3.4.0s
=3.4.1s
=3.4.2s
=3.4.3s
=3.4.4s
=3.4.5s
=3.4.xs
=3.4s\(.0\)
=3.4s\(.1\)
=3.4s\(.2\)
=3.4s\(.3\)
=3.4s\(.4\)
=3.4s\(.5\)
=3.4s\(.6\)
=3.5.0s
=3.5.1s
=3.5.2s
=3.5.xs
=3.5s\(.0\)
=3.5s\(.1\)
=3.5s\(.2\)
=3.6.0s
=3.6.1s
=3.6.2s
=3.6s\(.0\)
=3.6s\(.1\)
=3.6s\(.2\)
=3.7.0s
=3.7.1s
=3.7.2s
=3.7s\(.0\)
=3.7s\(.1\)
=3.8.0s
=3.8s\(.0\)
=3.8s\(.1\)
=3.8s\(.2\)
=3.9.0s
=3.9.1s
=3.10

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-2108?

    CVE-2014-2108 has been classified as a high severity vulnerability due to its potential to cause a denial of service by reloading the affected device.

  • How do I fix CVE-2014-2108?

    To fix CVE-2014-2108, you should upgrade affected Cisco IOS or IOS XE software to versions 12.2(33)SXH or later for IOS and 3.7.5S or later for IOS XE.

  • Which versions are affected by CVE-2014-2108?

    CVE-2014-2108 affects Cisco IOS versions 12.2 to 15.3 and IOS XE versions 3.2 to 3.10 before specific patched versions.

  • What is the impact of CVE-2014-2108?

    The impact of CVE-2014-2108 is that it allows remote attackers to send malformed IKEv2 packets, leading to a device reload and denial of service.

  • Is there a workaround for CVE-2014-2108?

    There are no specific workarounds for CVE-2014-2108; the recommended action is to apply the necessary updates and patches.

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