CVE-2016-6422 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-catalyst http://www.securityfocus.com/bid/93404 http://www.securitytracker.com/id/1036954

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5