Security restrictions bypass in Symantec Messaging Gateway - CVE-2017-6324

 

Security restrictions bypass in Symantec Messaging Gateway - CVE-2017-6324

Published: June 26, 2017 / Updated: June 26, 2017


Vulnerability identifier: #VU7195
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-6324
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Broadcom
Affected software:
Symantec Messaging Gateway

Detailed vulnerability description

The vulnerability allows a remote unauthenticated attacker to bypass security restrictions.

The weakness exists due to improper input validation when handling malicious Word files. A remote attacker can send an email containing a specially crafted .doc file, trick the victim into opening it and bypass the 'disarm' settings.


How to mitigate CVE-2017-6324

Upgrade to SMG version 10.6.3 and apply patch 10.6.3-266.

Sources