How severe is CVE-1999-0153?

CVE-1999-0153 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-0153 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0153?

CVE-1999-0153 primarily affects Microsoft Windows 2000. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-0153?

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

When was CVE-1999-0153 published?

CVE-1999-0153 was published on 1997-07-01 and last updated on 2026-06-16.

CVE-1999-0153

CVE-1999-0153 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 23% 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: 23% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Windows 2000
Published: 1997-07-01
Last modified: 2026-06-16

Description

Windows 95/NT out of band (OOB) data denial of service through NETBIOS port, aka WinNuke.

Frequently asked questions

What is CVE-1999-0153?: Windows 95/NT out of band (OOB) data denial of service through NETBIOS port, aka WinNuke.
How severe is CVE-1999-0153?: CVE-1999-0153 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0153 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0153?: CVE-1999-0153 primarily affects Microsoft Windows 2000. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0153?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0153 published?: CVE-1999-0153 was published on 1997-07-01 and last updated on 2026-06-16.

References

http://www.osvdb.org/1666

Affected products (4)

cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_95:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_nt:*:*:*:*:*:*:*:*
cpe:2.3:o:sco:openserver:5.0:*:*:*:*:*:*:*

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