Is CVE-2008-4301 in the CISA KEV catalog?

No. CVE-2008-4301 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-4301?

CVE-2008-4301 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2008-4301?

CVE-2008-4301 has an EPSS score of 16.92% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2008-4301

HIGHEPSS 97th pctl

10.0

CVSS v2

NVD

Description

A certain ActiveX control in iisext.dll in Microsoft Internet Information Services (IIS) allows remote attackers to set a password via a string argument to the SetPassword method. NOTE: this issue could not be reproduced by a reliable third party. In addition, the original researcher is unreliable. Therefore the original disclosure is probably erroneous

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

16.92%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.