CVE-2009-2523

Critical

Description

The License Logging Server (llssrv.exe) in Microsoft Windows 2000 SP4 allows remote attackers to execute arbitrary code via an RPC message containing a string without a null terminator, which triggers a heap-based buffer overflow in the LlsrLicenseRequestW method, aka "License Logging Server Heap Overflow Vulnerability."

SeverityCritical

CVSS10.0

Exploit probability—

Product

Microsoft Windows

PublishedNov 11, 2009

First seenNov 11, 2009

How to fix

Vendor advisories

docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-064

Affected products

Product	Affected versions	Fixed in
microsoft windows_2000	No range specified	—

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