How severe is CVE-2000-0808?

CVE-2000-0808 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2000-0808 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0808?

CVE-2000-0808 primarily affects Checkpoint Firewall-1. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-0808?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2000-0808 published?

CVE-2000-0808 was published on 2000-11-14 and last updated on 2026-06-16.

CVE-2000-0808

CVE-2000-0808 is a high-severity vulnerability in Checkpoint Firewall-1 with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Checkpoint Firewall-1
Published: 2000-11-14
Last modified: 2026-06-16

Description

The seed generation mechanism in the inter-module S/Key authentication mechanism in Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass authentication via a brute force attack, aka "One-time (s/key) Password Authentication."

Frequently asked questions

What is CVE-2000-0808?: The seed generation mechanism in the inter-module S/Key authentication mechanism in Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass authentication via a brute force attack, aka "One-time (s/key) Password Authentication."
How severe is CVE-2000-0808?: CVE-2000-0808 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2000-0808 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0808?: CVE-2000-0808 primarily affects Checkpoint Firewall-1. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-0808?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2000-0808 published?: CVE-2000-0808 was published on 2000-11-14 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:checkpoint:firewall-1:3.0:*:*:*:*:*:*:*
cpe:2.3:a:checkpoint:firewall-1:4.0:*:*:*:*:*:*:*
cpe:2.3:a:checkpoint:firewall-1:4.1:*:*:*:*:*:*:*

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