How severe is CVE-1999-0448?

CVE-1999-0448 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-0448 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0448?

CVE-1999-0448 affects Microsoft Internet Information Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-0448?

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

When was CVE-1999-0448 published?

CVE-1999-0448 was published on 1999-01-01 and last updated on 2026-06-16.

CVE-1999-0448

CVE-1999-0448 is a medium-severity vulnerability in Microsoft Internet Information Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 24% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 24% (98th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Internet Information Server
Published: 1999-01-01
Last modified: 2026-06-16

Description

IIS 4.0 and Apache log HTTP request methods, regardless of how long they are, allowing a remote attacker to hide the URL they really request.

Frequently asked questions

What is CVE-1999-0448?: IIS 4.0 and Apache log HTTP request methods, regardless of how long they are, allowing a remote attacker to hide the URL they really request.
How severe is CVE-1999-0448?: CVE-1999-0448 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0448 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0448?: CVE-1999-0448 affects Microsoft Internet Information Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-0448?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0448 published?: CVE-1999-0448 was published on 1999-01-01 and last updated on 2026-06-16.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0448

Affected products (1)

cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*

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