CVE-2009-2515
Status: ModifiedHigh (7.2)—
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."
CVSS
- Version: 2.0
- Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
- Base score: 7.2
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 1.55%
- Percentile among all scored CVEs: 74
- Score date: 10/7/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (5)
CWEs
- CWE-189
References
- 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
Raw JSON (NVD)
Show
{
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"published": "2009-10-14T10:30:01.530",
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],
"lastModified": "2026-06-16T23:09:37.197",
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