CVE-2016-9219

Description

A vulnerability with IPv6 UDP ingress packet processing in Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to cause an unexpected reload of the device. The vulnerability is due to incomplete IPv6 UDP header validation. An attacker could exploit this vulnerability by sending a crafted IPv6 UDP packet to a specific port on the targeted device. An exploit could allow the attacker to impact the availability of the device as it could unexpectedly reload. This vulnerability affects Cisco Wireless LAN Controller (WLC) running software version 8.2.121.0 or 8.3.102.0. Cisco Bug IDs: CSCva98592.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.41%
Vendor Advisory cisco.com
Affected: n/a Cisco Wireless LAN Controller
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170405-wlc2 vendor advisory
http://www.securityfocus.com/bid/97423 vdb entry third party advisory
http://www.securitytracker.com/id/1038183 vdb entry

Frequently Asked Questions

What is the severity of CVE-2016-9219?
CVE-2016-9219 has been scored as a high severity vulnerability.
How to fix CVE-2016-9219?
To fix CVE-2016-9219, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-9219 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-9219 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-9219?
CVE-2016-9219 affects n/a Cisco Wireless LAN Controller.
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