CVE-2009-0230

CVE-2009-0230 is a critical-severity vulnerability in Microsoft Windows 2000 with a CVSS 2.0 base score of 9.0. Its EPSS exploit-prediction score of 35% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-264.

Key facts

• Severity: Critical (CVSS 2.0 base score 9.0)
• EPSS exploit prediction: 35% (98th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-264
• Affected product: Microsoft Windows 2000
• Published: 2009-06-10
• Last modified: 2026-06-16

Description

The Windows Print Spooler in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 SP2 allows remote authenticated users to gain privileges via a crafted RPC message that triggers loading of a DLL file from an arbitrary directory, aka "Print Spooler Load Library Vulnerability."

Frequently asked questions

What is CVE-2009-0230?

The Windows Print Spooler in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 SP2 allows remote authenticated users to gain privileges via a crafted RPC message that triggers loading of a DLL file from an arbitrary directory, aka "Print Spooler Load Library Vulnerability."

How severe is CVE-2009-0230?

CVE-2009-0230 has a CVSS 2.0 base score of 9.0, rated critical severity.

Is CVE-2009-0230 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 35% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0230?

CVE-2009-0230 primarily affects Microsoft Windows 2000. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0230?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2009-0230 published?

CVE-2009-0230 was published on 2009-06-10 and last updated on 2026-06-16.

References

• http://osvdb.org/54934
• http://secunia.com/advisories/35365
• http://support.avaya.com/elmodocs2/security/ASA-2009-217.htm
• http://www.securityfocus.com/bid/35209
• http://www.securitytracker.com/id?1022352
• http://www.us-cert.gov/cas/techalerts/TA09-160A.html
• http://www.vupen.com/english/advisories/2009/1541
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-022
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6287

Affected products (17)

• cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:itanium:*
• cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_server:2008:*:*:*:*:*:itanium:*
• cpe:2.3:o:microsoft:windows_server:2008:*:sp2:*:*:*:itanium:*
• cpe:2.3:o:microsoft:windows_server_2008:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2008:*:*:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_vista:*:*:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_vista:*:*:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*
• cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:x64:*
• cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*

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