medium
6.5
CWE
399
Advisory Published
Updated

CVE-2016-6376

First published: Fri Sep 02 2016(Updated: )

The Adaptive Wireless Intrusion Prevention System (wIPS) feature on Cisco Wireless LAN Controller (WLC) devices before 8.0.140.0, 8.1.x and 8.2.x before 8.2.121.0, and 8.3.x before 8.3.102.0 allows remote attackers to cause a denial of service (device restart) via a malformed wIPS packet, aka Bug ID CSCuz40263.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Wireless LAN Controllers=3.0_base
Cisco Wireless LAN Controllers=3.1.59.24
Cisco Wireless LAN Controllers=3.1.105.0
Cisco Wireless LAN Controllers=3.1.111.0
Cisco Wireless LAN Controllers=3.2.78.0
Cisco Wireless LAN Controllers=3.2.116.21
Cisco Wireless LAN Controllers=3.2.150.6
Cisco Wireless LAN Controllers=3.2.150.10
Cisco Wireless LAN Controllers=3.2.171.5
Cisco Wireless LAN Controllers=3.2.171.6
Cisco Wireless LAN Controllers=3.2.185.0
Cisco Wireless LAN Controllers=3.2.193.5
Cisco Wireless LAN Controllers=3.2.195.10
Cisco Wireless LAN Controllers=3.6.0e
Cisco Wireless LAN Controllers=4.0.108
Cisco Wireless LAN Controllers=4.0.155.0
Cisco Wireless LAN Controllers=4.0.155.5
Cisco Wireless LAN Controllers=4.0.179.8
Cisco Wireless LAN Controllers=4.0.179.11
Cisco Wireless LAN Controllers=4.0.196
Cisco Wireless LAN Controllers=4.0.206.0
Cisco Wireless LAN Controllers=4.0.217.0
Cisco Wireless LAN Controllers=4.0.219.0
Cisco Wireless LAN Controllers=4.1.171.0
Cisco Wireless LAN Controllers=4.1.181.0
Cisco Wireless LAN Controllers=4.1.185.0
Cisco Wireless LAN Controllers=4.1_base
Cisco Wireless LAN Controllers=4.2.61.0
Cisco Wireless LAN Controllers=4.2.99.0
Cisco Wireless LAN Controllers=4.2.112.0
Cisco Wireless LAN Controllers=4.2.117.0
Cisco Wireless LAN Controllers=4.2.130.0
Cisco Wireless LAN Controllers=4.2.173.0
Cisco Wireless LAN Controllers=4.2.174.0
Cisco Wireless LAN Controllers=4.2.176.0
Cisco Wireless LAN Controllers=4.2.182.0
Cisco Wireless LAN Controllers=4.2_base
Cisco Wireless LAN Controllers=5.0.148.0
Cisco Wireless LAN Controllers=5.0.148.2
Cisco Wireless LAN Controllers=5.1.151.0
Cisco Wireless LAN Controllers=5.1.152.0
Cisco Wireless LAN Controllers=5.1.160.0
Cisco Wireless LAN Controllers=5.2.157.0
Cisco Wireless LAN Controllers=5.2.169.0
Cisco Wireless LAN Controllers=6.0_base
Cisco Wireless LAN Controllers=7.0_base
Cisco Wireless LAN Controllers=7.1_base
Cisco Wireless LAN Controllers=7.2_base
Cisco Wireless LAN Controllers=7.3.101.0
Cisco Wireless LAN Controllers=7.3.103.8
Cisco Wireless LAN Controllers=7.3.112
Cisco Wireless LAN Controllers=7.3_base
Cisco Wireless LAN Controllers=7.4.1.1
Cisco Wireless LAN Controllers=7.4.100
Cisco Wireless LAN Controllers=7.4.100.60
Cisco Wireless LAN Controllers=7.4.110.0
Cisco Wireless LAN Controllers=7.4.121.0
Cisco Wireless LAN Controllers=7.4_base
Cisco Wireless LAN Controllers=7.5.102.0
Cisco Wireless LAN Controllers=7.5.102.11
Cisco Wireless LAN Controllers=7.5_base
Cisco Wireless LAN Controllers=7.6.1.62
Cisco Wireless LAN Controllers=7.6.100.0
Cisco Wireless LAN Controllers=7.6.110.0
Cisco Wireless LAN Controllers=7.6.120.0
Cisco Wireless LAN Controllers=7.6.130.0
Cisco Wireless LAN Controllers=8.0.0
Cisco Wireless LAN Controllers=8.0.0.30220.385
Cisco Wireless LAN Controllers=8.0.72.140
Cisco Wireless LAN Controllers=8.0.100
Cisco Wireless LAN Controllers=8.0.115.0
Cisco Wireless LAN Controllers=8.0.120.0
Cisco Wireless LAN Controllers=8.0.121.0
Cisco Wireless LAN Controllers=8.1.0
Cisco Wireless LAN Controllers=8.1.104.37
Cisco Wireless LAN Controllers=8.1.111.0
Cisco Wireless LAN Controllers=8.1.122.0
Cisco Wireless LAN Controllers=8.1.130.0
Cisco Wireless LAN Controller software 6.0=182.0
Cisco Wireless LAN Controller software 6.0=188.0
Cisco Wireless LAN Controller software 6.0=196.0
Cisco Wireless LAN Controller software 6.0=199.4
Cisco Wireless LAN Controller software 6.0=202.0
Cisco Wireless LAN Controller software 7.0=98.0
Cisco Wireless LAN Controller software 7.0=98.218
Cisco Wireless LAN Controller software 7.0=116.0
Cisco Wireless LAN Controller software 7.0=220.0
Cisco Wireless LAN Controller software 7.0=240.0
Cisco Wireless LAN Controller software 7.0=250.0
Cisco Wireless LAN Controller software 7.0=252.0
Cisco Wireless LAN Controller 7.1=91.0
Cisco Wireless LAN Controller software 7.2=103.0
Cisco Wireless LAN Controller software 7.4=1.19
Cisco Wireless LAN Controller software 7.4=1.54
Cisco Wireless LAN Controller software 7.4=140.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-6376?

    CVE-2016-6376 has a critical severity level due to its potential to cause a denial of service, leading to device restarts.

  • How do I fix CVE-2016-6376?

    To mitigate CVE-2016-6376, upgrade your Cisco Wireless LAN Controller to versions 8.0.140.0, 8.2.121.0, or 8.3.102.0 or later.

  • What devices are affected by CVE-2016-6376?

    CVE-2016-6376 affects multiple versions of Cisco Wireless LAN Controllers prior to specified patched versions.

  • What is the impact of CVE-2016-6376?

    The impact of CVE-2016-6376 is that an attacker could exploit it to send malformed packets causing the device to restart.

  • Can CVE-2016-6376 be exploited remotely?

    Yes, CVE-2016-6376 can be exploited remotely by attackers sending crafted packets to the affected devices.

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