Is CVE-2009-0231 in the CISA KEV catalog?

No. CVE-2009-0231 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-0231?

CVE-2009-0231 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2009-0231?

CVE-2009-0231 has an EPSS score of 37.45% (98th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2009-0231?

No published fix for CVE-2009-0231 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2009-0231

HIGHEPSS 98th pctl

8.8

CVSS v3

NVD

Description

The Embedded OpenType (EOT) Font Engine (T2EMBED.DLL) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote attackers to execute arbitrary code via a crafted name table in a data record that triggers an integer truncation and a heap-based buffer overflow, aka "Embedded OpenType Font Heap Overflow Vulnerability."

CWE-681

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

37.45%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

Patch1

docs.microsoft.com

Vendor Advisory1

vupen.com

Third-Party Advisory2

Other references3

Related Vulnerabilities

Other CWE-681 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-3074	Critical	9.8	37%	-	Fix
CVE-2022-34169	High	7.5	34%	-	Fix
CVE-2008-1721	High	7.5	23%	-	Fix
CVE-2017-7308	High	7.8	18%	-	Fix
CVE-2022-43663	High	8.1	14%	-	-
CVE-2018-5711	Medium	5.5	13%	-	Fix

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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.