CVE-2009-2494

Summary

CVE	CVE-2009-2494
State	PUBLISHED
Assigner	microsoft
Source Priority	CVE Program / NVD first with legacy fallback
Published	2009-08-12 17:30:00 UTC
Updated	2026-04-23 00:35:47 UTC
Description	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."

Primary CVSS: v3.1 9.8 CRITICAL from ADP

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

Problem Types: CWE-94 | n/a | CWE-94 CWE-94 Improper Control of Generation of Code ('Code Injection')

Version	Source	Type	Score	Severity	Vector
3.1	ADP	DECLARED	9.8	CRITICAL	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
3.1	134c704f-9b21-4f2e-91b3-4a467353bcc0	Secondary	9.8	CRITICAL	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
2.0	[email protected]	Primary	10		`AV:N/AC:L/Au:N/C:C/I:C/A:C`

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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

Access Vector

Network

Access Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

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

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Microsoft	Windows 2000	-	sp4	All	All
Operating System	Microsoft	Windows Server 2003	All	sp2	All	All
Operating System	Microsoft	Windows Server 2008	All	All	itanium	All
Operating System	Microsoft	Windows Server 2008	-	-	x32	All
Operating System	Microsoft	Windows Server 2008	-	-	x64	All
Operating System	Microsoft	Windows Server 2008	-	sp2	itanium	All
Operating System	Microsoft	Windows Server 2008	-	sp2	x64	All
Operating System	Microsoft	Windows Server 2008	-	sp2	x86	All
Operating System	Microsoft	Windows Vista	All	All	All	All
Operating System	Microsoft	Windows Vista	All	sp1	All	All
Operating System	Microsoft	Windows Vista	All	sp2	All	All
Operating System	Microsoft	Windows Vista	-	sp1	All	All
Operating System	Microsoft	Windows Vista	-	sp2	All	All
Operating System	Microsoft	Windows Xp	-	sp2	All	All
Operating System	Microsoft	Windows Xp	-	sp2	x64	All
Operating System	Microsoft	Windows Xp	-	sp3	All	All

Source	Vendor	Product	Version	Platforms
CNA	Na	N/a	affected n/a	Not specified

Reference	Source	Link	Tags
Microsoft Active Template Library Object Type Mismatch Remote Code Execution Vulnerability	af854a3a-2127-422b-91ae-364da2661108	www.securityfocus.com	Patch
Repository / Oval Repository	af854a3a-2127-422b-91ae-364da2661108	oval.cisecurity.org
SecurityTracker.com Archives - Microsoft Active Template Library (ATL) Bugs Let Remote Users Execute Arbitrary Code	af854a3a-2127-422b-91ae-364da2661108	www.securitytracker.com
Microsoft Windows Various Components ATL Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com	af854a3a-2127-422b-91ae-364da2661108	secunia.com	Vendor Advisory
US-CERT Technical Cyber Security Alert TA09-223A -- Microsoft Updates for Multiple Vulnerabilities	af854a3a-2127-422b-91ae-364da2661108	www.us-cert.gov	US Government Resource
osvdb.org/56910	af854a3a-2127-422b-91ae-364da2661108	osvdb.org
MS09-037: Why we are using CVE's already used in MS09-035 - Security Research & Defense - Site Home - TechNet Blogs	af854a3a-2127-422b-91ae-364da2661108	blogs.technet.com
Microsoft Security Bulletin MS09-037 - Critical \| Microsoft Docs	af854a3a-2127-422b-91ae-364da2661108	docs.microsoft.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH	af854a3a-2127-422b-91ae-364da2661108	www.vupen.com	Vendor Advisory
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

There are currently no legacy QID mappings associated with this CVE.