What is CVE-2025-62004?

CVE-2025-62004 is a high-severity vulnerability in Bullwall Server Intrusion Protection, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.5/10. Published 2025-12-18.

How severe is CVE-2025-62004?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Bullwall Server Intrusion Protection

CVE-2025-62004

BullWall Server Intrusion Protection (SIP) services are initialized after login services during system startup. A local, authenticated attacker can log in after boot and before SIP MFA is running. The SIP services do not retroactively enforce MFA or disconnect sessions that were not subject to SIP MFA. Versions 4.6.0.0, 4.6.0.6, 4.6.0.7, and 4.6.1.4 are affected. Other versions mayy also be affected. BullWall plans to improve detection method documentation.

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

EPSS: 0.003 (21.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Bullwall Server Intrusion Protection — versions 4.6.0.0
Bullwall Server_intrusion_protection — versions 4.6.0.0, 4.6.0.6, 4.6.0.7

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

9119a7d8-5eab-497f-8521-727c672e3725 (government-resource, Broken Link, third-party-advisory)
9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2025-62004?: CVE-2025-62004 is a high-severity vulnerability in Bullwall Server Intrusion Protection, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.5/10. Published 2025-12-18.
How severe is CVE-2025-62004?: High severity. CVSS v3 base score is 7.5 out of 10.