CVE-2019-6143

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-20 · updated 2026-06-17
Weakness: CWE-287

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.

Affected products

Forcepoint Next Generation Firewall: from 6.4.0 before 6.4.7; from 6.5.0 before 6.5.4; from 6.6.0 before 6.6.2 — fixed in 6.4.7, 6.5.4, 6.6.2

How to fix

Upgrade to a fixed version: Forcepoint Next Generation Firewall 6.4.7, 6.5.4, 6.6.2. Check the vendor advisory for mitigations.

References

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