How severe is CVE-1999-0819?

CVE-1999-0819 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-0819 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0819?

CVE-1999-0819 primarily affects Microsoft Windows 2000. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-0819?

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

When was CVE-1999-0819 published?

CVE-1999-0819 was published on 1999-12-01 and last updated on 2026-06-16.

CVE-1999-0819

CVE-1999-0819 is a medium-severity vulnerability in Microsoft Windows 2000 with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 16% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 16% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Windows 2000
Published: 1999-12-01
Last modified: 2026-06-16

Description

NTMail does not disable the VRFY command, even if the administrator has explicitly disabled it.

Frequently asked questions

What is CVE-1999-0819?: NTMail does not disable the VRFY command, even if the administrator has explicitly disabled it.
How severe is CVE-1999-0819?: CVE-1999-0819 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0819 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0819?: CVE-1999-0819 primarily affects Microsoft Windows 2000. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0819?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0819 published?: CVE-1999-0819 was published on 1999-12-01 and last updated on 2026-06-16.

References

http://marc.info/?l=bugtraq&m=94398141118586&w=2

Affected products (2)

cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*

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