Microsoft Windows Vista Kernel Legacy Reply Path Validator access control

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Windows Vista. It has been classified as problematic. The impacted element is an unknown function of the component Kernel Legacy Reply Path Validator. This manipulation causes access control. This vulnerability is registered as CVE-2007-5350. Furthermore, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Microsoft Windows Vista (Operating System) and classified as problematic. Affected by this vulnerability is an unknown code block of the component Kernel Legacy Reply Path Validator. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in the Windows Advanced Local Procedure Call (ALPC) in the kernel in Microsoft Windows Vista allows local users to gain privileges via unspecified vectors involving "legacy reply paths."

The bug was discovered 12/11/2007. The weakness was published 12/11/2007 by Thomas Garnier with SkyRecon as MS07-066 as confirmed bulletin (Technet). The advisory is shared at microsoft.com. This vulnerability is known as CVE-2007-5350 since 10/10/2007. Access to the local network is required for this attack. The exploitation doesn't need any form of authentication. Technical details are unknown but an exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

It is possible to download the exploit at immunitysec.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $100k and more. The vulnerability scanner Nessus provides a plugin with the ID 29310 (MS07-066: Vulnerability in Windows Kernel Could Allow Elevation of Privilege (943078)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90420 (Windows Kernel Vulnerability Could Allow Elevation of Privilege (MS07-066)).

Upgrading eliminates this vulnerability. Applying the patch MS07-066 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 1 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (38729), Tenable (29310), SecurityFocus (BID 26757†), OSVDB (39124†) and Secunia (SA28015†). Similar entries are available at VDB-82, VDB-332, VDB-333 and VDB-427. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Support

  • end of life (old version)

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 29310
Nessus Name: MS07-066: Vulnerability in Windows Kernel Could Allow Elevation of Privilege (943078)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801709
OpenVAS Name: Vulnerability in Windows Kernel Could Allow Elevation of Privilege (943078)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: MS07-066

Timelineinfo

10/10/2007 🔍
12/11/2007 +62 days 🔍
12/11/2007 +0 days 🔍
12/11/2007 +0 days 🔍
12/11/2007 +0 days 🔍
12/11/2007 +0 days 🔍
12/11/2007 +0 days 🔍
12/11/2007 +0 days 🔍
12/11/2007 +0 days 🔍
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12/12/2007 +0 days 🔍
12/12/2007 +0 days 🔍
12/18/2007 +6 days 🔍
06/03/2025 +6377 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS07-066
Researcher: Thomas Garnier
Organization: SkyRecon
Status: Confirmed

CVE: CVE-2007-5350 (🔍)
GCVE (CVE): GCVE-0-2007-5350
GCVE (VulDB): GCVE-100-3505

OVAL: 🔍

CERT: 🔍
X-Force: 38729 - Microsoft Windows Vista kernel ALPC privilege escalation, High Risk
SecurityFocus: 26757 - Microsoft Windows Vista Kernel ALPC Local Privilege Escalation Vulnerability
Secunia: 28015 - Windows Vista Kernel Legacy Reply Path Validation Privilege Escalation, Less Critical
OSVDB: 39124 - Microsoft Windows Vista Kernel Legacy Reply Path Validation Local Privilege Escalation
SecurityTracker: 1019075
Vulnerability Center: 17087 - [MS07-066] Microsoft Windows Advanced Local Procedure Call (ALPC) Allows Privilege Escalation, Medium
Vupen: ADV-2007-4182

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 12/18/2007 17:25
Updated: 06/03/2025 08:59
Changes: 12/18/2007 17:25 (104), 08/01/2019 14:53 (1), 01/11/2025 22:52 (19), 06/03/2025 08:59 (2)
Complete: 🔍
Cache ID: 216:15D:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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