CVE-2016-6422

Description

Cisco IOS 12.2(33)SXJ9 on Supervisor Engine 32 and 720 modules for 6500 and 7600 devices mishandles certain operators, flags, and keywords in TCAM share ACLs, which allows remote attackers to bypass intended access restrictions by sending packets that should have been recognized by a filter, aka Bug ID CSCuy64806.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.21%
Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-catalyst mitigation vendor advisory
http://www.securitytracker.com/id/1036954 vdb entry
http://www.securityfocus.com/bid/93404 vdb entry

Frequently Asked Questions

What is the severity of CVE-2016-6422?
CVE-2016-6422 has been scored as a high severity vulnerability.
How to fix CVE-2016-6422?
To fix CVE-2016-6422, 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-2016-6422 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-6422 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.
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