Is CVE-2008-4800 in the CISA KEV catalog?

No. CVE-2008-4800 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-4800?

CVE-2008-4800 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2008-4800?

CVE-2008-4800 has an EPSS score of 25.78% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2008-4800

MEDIUMEPSS 98th pctl

5.0

CVSS v2

NVD

Description

The DebugDiag ActiveX control in CrashHangExt.dll, possibly 1.0, in Microsoft Debug Diagnostic Tool allows remote attackers to cause a denial of service (NULL pointer dereference and Internet Explorer 6.0 crash) via a large negative integer argument to the GetEntryPointForThread method. NOTE: this issue might only be exploitable in limited environments or non-default browser settings.

CWE-399

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

25.78%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% 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.