Is CVE-2019-6143 actively exploited?

No active exploitation of CVE-2019-6143 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-6143 be exploited remotely?

Yes. CVE-2019-6143 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-6143?

CVE-2019-6143 has a CVSS score of 9.1 (CRITICAL).

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CRITICAL

CVE-2019-6143

CWE-287Published: August 20, 2019· Updated: Jun 17, 2026

9.1

CVSS v3.1

Official Description

Forcepoint Next Generation Firewall (Forcepoint NGFW) 6.4.x before 6.4.7, 6.5.x before 6.5.4, and 6.6.x before 6.6.2 has a serious authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services protected by the NGFW Engine. The vulnerability affects the following NGFW features when the LDAP authentication method is used as the backend authentication: IPsec VPN, SSL VPN or Browser-based user authentication. The vulnerability does not apply when any other backend authentication is used. The RADIUS authentication method is not vulnerable, for example.

NVD Source

Technical Analysis

CVE-2019-6143 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 9.1.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.