Vulnerability Report

CVE-2009-2494

RCE

Title: Microsoft Windows 2000 RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2009-2494.

CWE Category CWE-94

Published Date Aug 12, 2009

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 9.8 CVSS v3.1

Exploit Probability (EPSS)

42.33%

Vulnerability Summary

CVE-2009-2494: The Active Template Library (ATL) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote attackers to execute arbitrary code via vectors related to erroneous free operations after reading a variant from a stream and deleting this variant, aka "ATL Object Type Mismatch Vulnerability."

Impacted Vendors

microsoft 5

Reference Links

http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx http://osvdb.org/56910 http://secunia.com/advisories/36187 http://www.securityfocus.com/bid/35982 http://www.securitytracker.com/id?1022712 http://www.us-cert.gov/cas/techalerts/TA09-223A.html http://www.vupen.com/english/advisories/2009/2232 https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5708 http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx http://osvdb.org/56910 http://secunia.com/advisories/36187 http://www.securityfocus.com/bid/35982 http://www.securitytracker.com/id?1022712 http://www.us-cert.gov/cas/techalerts/TA09-223A.html http://www.vupen.com/english/advisories/2009/2232 https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5708

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity HIGH

10.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2009-2494 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 09, 2025 MODIFIED

Vulnerability data or affected products updated.

August 12, 2009 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.