How severe is CVE-2000-1237?

CVE-2000-1237 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2000-1237 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-1237?

CVE-2000-1237 affects Floosietek Ftgate. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2000-1237?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2000-1237 published?

CVE-2000-1237 was published on 2000-12-31 and last updated on 2026-06-16.

CVE-2000-1237

CVE-2000-1237 is a medium-severity vulnerability in Floosietek Ftgate with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Floosietek Ftgate
Published: 2000-12-31
Last modified: 2026-06-16

Description

The POP3 server in FTGate returns an -ERR code after receiving an invalid USER request, which makes it easier for remote attackers to determine valid usernames and conduct brute force password guessing.

Frequently asked questions

What is CVE-2000-1237?: The POP3 server in FTGate returns an -ERR code after receiving an invalid USER request, which makes it easier for remote attackers to determine valid usernames and conduct brute force password guessing.
How severe is CVE-2000-1237?: CVE-2000-1237 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2000-1237 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-1237?: CVE-2000-1237 affects Floosietek Ftgate. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2000-1237?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2000-1237 published?: CVE-2000-1237 was published on 2000-12-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:floosietek:ftgate:*:*:*:*:*:*:*:*

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CVE-2005-4568 — High (CVSS 7.5): Multiple format string vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate 4.4 (aka Build…
CVE-2005-4567 — Medium (CVSS 5.8): Multiple cross-site scripting (XSS) vulnerabilities in FTGate Technology (formerly known as Floosietek) FTGate 4.4…
CVE-1999-0887 — Medium (CVSS 5.0): FTGate web interface server allows remote attackers to read files via a .. (dot dot) attack.

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