CVE-2002-0150

CVE-2002-0150 is a high-severity vulnerability in Microsoft Internet Information Server with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 49% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Buffer overflow in Internet Information Server (IIS) 4.0, 5.0, and 5.1 allows remote attackers to spoof the safety check for HTTP headers and cause a denial of service or execute arbitrary code via HTTP header field values.

Frequently asked questions

What is CVE-2002-0150?
Buffer overflow in Internet Information Server (IIS) 4.0, 5.0, and 5.1 allows remote attackers to spoof the safety check for HTTP headers and cause a denial of service or execute arbitrary code via HTTP header field values.
How severe is CVE-2002-0150?
CVE-2002-0150 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-0150 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 49% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0150?
CVE-2002-0150 primarily affects Microsoft Internet Information Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-0150?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2002-0150 published?
CVE-2002-0150 was published on 2002-04-22 and last updated on 2026-06-16.

References

Affected products (2)

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