CVE-2009-1138

Critical

Description

The LDAP service in Active Directory on Microsoft Windows 2000 SP4 does not properly free memory for LDAP and LDAPS requests, which allows remote attackers to execute arbitrary code via a request that uses hexadecimal encoding, whose associated memory is not released, related to a "DN AttributeValue," aka "Active Directory Invalid Free Vulnerability." NOTE: this issue is probably a memory leak.

SeverityCritical

CVSS10.0

Exploit probability—

Product

Microsoft Windows

PublishedJun 10, 2009

First seenJun 10, 2009

How to fix

Vendor advisories

docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-018

Affected products

Product	Affected versions	Fixed in
microsoft windows_2000	No range specified	—

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