Information disclosure - CVE-2016-4028

 

Information disclosure - CVE-2016-4028

Published: June 27, 2016 / Updated: November 22, 2018


Vulnerability identifier: #VU33
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-4028
CWE-ID: CWE-200
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor:
Affected software:

Detailed vulnerability description

The vulnerability allows a remote authenticated user to obtain authentication information on the target system.

The vulnerability exists due to access control error in the system for user-supplied authentication tokens with the correct encryption padding versus tokens with non-matching encryption padding. A remote authenticated user can determine the guest token in certain cases.

Successful exploitation of this vulnerability may result in disclosure of authentication information.

How to mitigate CVE-2016-4028

The vendor has issued a fix Guard 2.4.0-rev8 in April 2016.

Sources