Modification of Information in Symantec Web Gateway - CVE-2016-5313

 

Modification of Information in Symantec Web Gateway - CVE-2016-5313

Published: October 7, 2016 / Updated: October 10, 2016


Vulnerability identifier: #VU806
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-5313
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Broadcom
Affected software:
Symantec Web Gateway

Detailed vulnerability description

The vulnerability allows a remote authenticated user to update unauthorized whitelist.
The weakness is caused by insufficient input validation. By sending a specially crafted script atttackers can change the whitelist configuration.
Successful exploitation of the vulnerability may result in addition of unauthorized whitelist entry.

How to mitigate CVE-2016-5313

Update to version 5.2.5.

Sources