Information disclosure in Cisco Catalyst 6800 Series Switches - CVE-2016-6422
Published: October 6, 2016 / Updated: April 5, 2018
Vulnerability identifier: #VU775
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-6422
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Catalyst 6800 Series Switches
Cisco Catalyst 6800 Series Switches
Detailed vulnerability description
The vulnerability allows a remote unauthenticated user to access potentially sensitive information on the target system.
The weakness occurs when the ternary content addressable memory (TCAM) implements insufficient access control entries (ACEs) in the port access control list. By sending a specially crafted packets attackers can bypass ACEs that lets them obtain important data.
Successful exploitation of the vulnerabilitymau result in information disclosure.
The weakness occurs when the ternary content addressable memory (TCAM) implements insufficient access control entries (ACEs) in the port access control list. By sending a specially crafted packets attackers can bypass ACEs that lets them obtain important data.
Successful exploitation of the vulnerabilitymau result in information disclosure.
How to mitigate CVE-2016-6422
Install update from vendor's website.