CVE-2015-6429: Medium severity cisco ios vulnerability

Published Dec 19, 2015
·
Updated

The IKEv1 state machine in Cisco IOS 15.4 through 15.6 and IOS XE 3.15 through 3.17 allows remote attackers to cause a denial of service (IPsec connection termination) via a crafted IKEv1 packet to a tunnel endpoint, aka Bug ID CSCuw08236.

Affected Software

18 affected components
cisco IOS=15.4\(3\)s
cisco IOS=15.5\(1\)s
cisco IOS=15.5\(1\)t
cisco IOS=15.5\(2\)s
cisco IOS=15.5\(2\)t
cisco IOS=15.5\(3\)m
cisco IOS=15.5\(3\)m1
cisco IOS=15.5\(3\)s
cisco IOS=15.5\(3\)s1
cisco IOS=15.6\(0.17\)t
cisco IOS=15.6\(1\)t0a
Cisco IOS XE=3.15s.0
Cisco IOS XE=3.15s.1
Cisco IOS XE=3.15s.2
Cisco IOS XE=3.16s.0
Cisco IOS XE=3.16s.1
Cisco IOS XE=3.17s.0
Cisco IOS XE=3.17s.1

Event History

Dec 19, 2015
CVE Published
via MITRE·11:00 AM
Data Sourced
via MITRE·11:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2015-6429?

CVE-2015-6429 is classified as a denial of service vulnerability.

2

How do I fix CVE-2015-6429?

To mitigate CVE-2015-6429, upgrade to an unaffected version of Cisco IOS or IOS XE.

3

What versions are affected by CVE-2015-6429?

CVE-2015-6429 affects Cisco IOS versions 15.4 through 15.6 and IOS XE versions 3.15 through 3.17.

4

Can CVE-2015-6429 be exploited remotely?

Yes, CVE-2015-6429 can be exploited remotely through crafted IKEv1 packets.

5

What are the potential consequences of CVE-2015-6429?

Exploitation of CVE-2015-6429 may result in IPsec connection termination, leading to service disruption.

Contact

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