CVE-2009-1139
Memory leak in the LDAP service in Active Directory on Microsoft Windows 2000 SP4 and Server 2003...
Memory leak in the LDAP service in Active Directory on Microsoft Windows 2000 SP4 and Server 2003 SP2, and Active Directory Application Mode (ADAM) on Windows XP SP2 and SP3 and Server 2003 SP2, allows remote attackers to cause a denial of service (memory consumption and service outage) via (1) LDAP or (2) LDAPS requests with unspecified OID filters, aka "Active Directory Memory Leak Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
Memory leak in the LDAP service in Active Directory on Microsoft Windows 2000 SP4 and Server 2003 SP2, and Active Directory Application Mode (ADAM) on Windows XP SP2 and SP3 and Server 2003 SP2, allows remote attackers to cause a denial of service (memory consumption and service outage) via (1) LDAP or (2) LDAPS requests with unspecified OID filters, aka "Active Directory Memory Leak Vulnerability."
- Record
CVE-2009-1139- CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
Memory leak in the LDAP service in Active Directory on Microsoft Windows 2000 SP4 and Server 2003 SP2, and Active Directory Application Mode (ADAM) on Windows XP SP2 and SP3 and Server 2003 SP2, allows remote attackers to cause a denial of service (memory consumption and service outage) via (1) LDAP or (2) LDAPS requests with unspecified OID filters, aka "Active Directory Memory Leak Vulnerability."
- Record
CVE-2009-1139- Updated
- 2026-11-02
EUVDEUVD-2009-1140 No score
Memory leak in the LDAP service in Active Directory on Microsoft Windows 2000 SP4 and Server 2003 SP2, and Active Directory Application Mode (ADAM) on Windows XP SP2 and SP3 and Server 2003 SP2, allows remote attackers to cause a denial of service (memory consumption and service outage) via (1) LDAP or (2) LDAPS requests with unspecified OID filters, aka "Active Directory Memory Leak Vulnerability."
- Record
EUVD-2009-1140- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w4vc-26qw-m4wv No score
Memory leak in the LDAP service in Active Directory on Microsoft Windows 2000 SP4 and Server 2003...
Memory leak in the LDAP service in Active Directory on Microsoft Windows 2000 SP4 and Server 2003 SP2, and Active Directory Application Mode (ADAM) on Windows XP SP2 and SP3 and Server 2003 SP2, allows remote attackers to cause a denial of service (memory consumption and service outage) via (1) LDAP or (2) LDAPS requests with unspecified OID filters, aka "Active Directory Memory Leak Vulnerability."
- Record
GHSA-w4vc-26qw-m4wv- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-1139 is a high vulnerability (CVSS 7.8) in Microsoft Adam, published June 10, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 39.1%, the 98th percentile. No source names a fixed version.