National Cyber Awareness System

Vulnerability Summary for CVE-2007-1209

Overview

Use-after-free vulnerability in the Client/Server Run-time Subsystem (CSRSS) in Microsoft Windows Vista does not properly handle connection resources when starting and stopping processes, which allows local users to gain privileges by opening and closing multiple ApiPort connections, which leaves a "dangling pointer" to a process data structure.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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US-CERT Technical Alert: TA07-100A

Name: TA07-100A

Hyperlink:http://www.us-cert.gov/cas/techalerts/TA07-100A.html

US-CERT Vulnerability Note: VU#219848

Name: VU#219848

Hyperlink:http://www.kb.cert.org/vuls/id/219848

External Source: MS

Name: MS07-021

Type: Advisory; Patch Information

Hyperlink:http://www.microsoft.com/technet/security/bulletin/ms07-021.mspx

External Source: VUPEN

Name: ADV-2007-1325

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2007/1325

External Source: SECTRACK

Name: 1017897

Hyperlink:http://www.securitytracker.com/id?1017897

External Source: BID

Name: 23338

Hyperlink:http://www.securityfocus.com/bid/23338

External Source: HP

Name: SSRT071365

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/466331/100/200/threaded

External Source: HP

Name: SSRT071365

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/466331/100/200/threaded

External Source: BUGTRAQ

Name: 20070410 EEYE: Windows Vista CSRSS Dangling Process Pointer Privilege Escalation

Type: Advisory

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/465233/100/0/threaded

External Source: OSVDB

Name: 34008

Hyperlink:http://www.osvdb.org/34008

External Source: SREASON

Name: 2531

Hyperlink:http://securityreason.com/securityalert/2531

External Source: SECUNIA

Name: 24823

Hyperlink:http://secunia.com/advisories/24823

External Source: MISC

Name: http://research.eeye.com/html/advisories/published/AD20070410b.html

Hyperlink:http://research.eeye.com/html/advisories/published/AD20070410b.html

US Government Resource: oval:org.mitre.oval:def:1524

Name: oval:org.mitre.oval:def:1524

Type: Tool Signature

Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:1524

References to Check Content

Identifier:oval:org.mitre.oval:def:1524

Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5

Hyperlink:http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:1524