How severe is CVE-1999-0444?

CVE-1999-0444 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-0444 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-1999-0444?

CVE-1999-0444 primarily affects Microsoft Windows 95. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-0444?

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

When was CVE-1999-0444 published?

CVE-1999-0444 was published on 1999-04-12 and last updated on 2026-06-16.

CVE-1999-0444

CVE-1999-0444 is a medium-severity vulnerability in Microsoft Windows 95 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 95
Published: 1999-04-12
Last modified: 2026-06-16

Description

Remote attackers can perform a denial of service in Windows machines using malicious ARP packets, forcing a message box display for each packet or filling up log files.

Frequently asked questions

What is CVE-1999-0444?: Remote attackers can perform a denial of service in Windows machines using malicious ARP packets, forcing a message box display for each packet or filling up log files.
How severe is CVE-1999-0444?: CVE-1999-0444 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0444 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-1999-0444?: CVE-1999-0444 primarily affects Microsoft Windows 95. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0444?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0444 published?: CVE-1999-0444 was published on 1999-04-12 and last updated on 2026-06-16.

References

https://marc.info/?l=bugtraq&m=92394891221029&w=2

Affected products (3)

cpe:2.3:o:microsoft:windows_95:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_98:*:gold:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_nt:*:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Windows 95

CVE-2002-1257 — Critical (CVSS 10.0): Microsoft Virtual Machine (VM) up to and including build 5.0.3805 allows remote attackers to execute arbitrary code by…
CVE-1999-0590 — Critical (CVSS 10.0): A system does not present an appropriate legal message or warning to a user who is accessing it.
CVE-2000-0305 — High (CVSS 7.8): Windows 95, Windows 98, Windows 2000, Windows NT 4.0, and Terminal Server systems allow a remote attacker to cause a…
CVE-1999-0387 — High (CVSS 7.8): A legacy credential caching mechanism used in Windows 95 and Windows 98 systems allows attackers to read plaintext…
CVE-1999-0918 — High (CVSS 7.8): Denial of service in various Windows systems via malformed, fragmented IGMP packets.
CVE-1999-1593 — High (CVSS 7.6): Windows Internet Naming Service (WINS) allows remote attackers to cause a denial of service (connectivity loss) or…

All CVEs affecting Microsoft Windows 95 →