CVE-2005-0551
CVE-2005-0551 is a critical-severity vulnerability in Microsoft Windows 2000 with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 22% places it in the 97th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: Critical (CVSS 2.0 base score 10.0)
- EPSS exploit prediction: 22% (97th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft Windows 2000
- Published:
- Last modified:
Description
Stack-based buffer overflow in WINSRV.DLL in the Client Server Runtime System (CSRSS) process of Microsoft Windows 2000, Windows XP SP1 and SP2, and Windows Server 2003 allows local users to gain privileges via a specially-designed application that provides console window information with a long FaceName value.
Frequently asked questions
- What is CVE-2005-0551?
- Stack-based buffer overflow in WINSRV.DLL in the Client Server Runtime System (CSRSS) process of Microsoft Windows 2000, Windows XP SP1 and SP2, and Windows Server 2003 allows local users to gain privileges via a specially-designed application that provides console window information with a long FaceName value.
- How severe is CVE-2005-0551?
- CVE-2005-0551 has a CVSS 2.0 base score of 10.0, rated critical severity.
- Is CVE-2005-0551 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2005-0551?
- CVE-2005-0551 primarily affects Microsoft Windows 2000. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2005-0551?
- 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-2005-0551 published?
- CVE-2005-0551 was published on 2005-05-02 and last updated on 2026-06-16.
References
- http://www.idefense.com/application/poi/display?id=230&type=vulnerabilities
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-018
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1822
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A266
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3544
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A777
Affected products (4)
- cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2003_server:r2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:sp1:tablet_pc:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:*
More vulnerabilities in Microsoft Windows 2000
- CVE-2010-0269 — Critical (CVSS 10.0): The SMB client in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1,…
- CVE-2010-0231 — Critical (CVSS 10.0): The SMB implementation in the Server service in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003…
- CVE-2009-3677 — Critical (CVSS 10.0): The Internet Authentication Service (IAS) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold…
- CVE-2009-2523 — Critical (CVSS 10.0): The License Logging Server (llssrv.exe) in Microsoft Windows 2000 SP4 allows remote attackers to execute arbitrary code…
- CVE-2009-1925 — Critical (CVSS 10.0): The TCP/IP implementation in Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2 does not properly…
- CVE-2009-1930 — Critical (CVSS 10.0): The Telnet service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server…