Vulnerability Report

CVE-2009-2515

Title: Microsoft Windows 2000 Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2009-2515.

CWE Category CWE-189
Published Date Oct 14, 2009
Modified Date Jun 16, 2026
Exploit Status Not Found
Score 7.2 CVSS v2.0
Exploit Probability (EPSS)
1.55%

Vulnerability Summary

CVE-2009-2515: Integer underflow in the kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows local users to gain privileges via a crafted application that triggers an incorrect truncation of a 64-bit integer to a 32-bit integer, aka "Windows Kernel Integer Underflow Vulnerability."

Impacted Vendors

M
microsoft 5

Reference Links

http://www.us-cert.gov/cas/techalerts/TA09-286A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-058 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6506 http://www.us-cert.gov/cas/techalerts/TA09-286A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-058 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6506
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.2
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2009-2515 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.