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CVE-2009-1542

Quick assessment

Affected

n/a n/a

Exploitation

High exploitation probability; assess promptly

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Virtual PC和Virtual Server都是流行的虚拟机工具，允许在同一台计算机上运行多个操作系统。 Virtual PC和Virtual Server在Virtual Machine Monitor中执行特定指令时没有正确地验证权限级别，可能允许攻击者在承载的Guest操作系统中以提升的权限执行代码。攻击者可安装程序；查看、更改或删除数据；或者创建拥有完全部户权限的新帐户。

AI Predicted 7.8 Difficulty: Moderate EPSS 7.98% · P95 Updated Feb 21, 2026

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

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I. Basic Information for CVE-2009-1542

Vulnerability Information

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Vulnerability Title

N/A

Source: CVE Program / CVE List V5

Vulnerability Description

The Virtual Machine Monitor (VMM) in Microsoft Virtual PC 2004 SP1, 2007, and 2007 SP1, and Microsoft Virtual Server 2005 R2 SP1, does not enforce CPU privilege-level requirements for all machine instructions, which allows guest OS users to execute arbitrary kernel-mode code and gain privileges within the guest OS via a crafted application, aka "Virtual PC and Virtual Server Privileged Instruction Decoding Vulnerability."

Source: CVE Program / CVE List V5

CVSS Information

N/A

Source: CVE Program / CVE List V5

Vulnerability Type

N/A

Source: CVE Program / CVE List V5

Vulnerability Title

Microsoft Virtual PC和Virtual Server本地权限提升漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
-	n/a	n/a	-

II. Public POCs for CVE-2009-1542

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2009-1542

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Vendor Advisories for CVE-2009-1542 (6)

http://secunia.com/advisories/35808 third-party-advisory x_refsource_SECUNIA
http://www.securitytracker.com/id?1022544 vdb-entry x_refsource_SECTRACK
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-033 vendor-advisory x_refsource_MS
http://www.us-cert.gov/cas/techalerts/TA09-195A.html third-party-advisory x_refsource_CERT
http://www.vupen.com/english/advisories/2009/1890 vdb-entry x_refsource_VUPEN
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6166 vdb-entry signature x_refsource_OVAL

https://www.cve.org/CVERecord?id=CVE-2009-1542

Same Patch Batch · n/a · 2009-07-15 · 9 CVEs total

CVE-2009-0231		Microsoft Windows EOT字体引擎堆溢出和整数溢出漏洞
CVE-2009-0232		Microsoft Windows EOT字体引擎堆溢出和整数溢出漏洞
CVE-2009-0566		Microsoft Office Publisher指针引用代码执行漏洞
CVE-2009-1135		Microsoft ISA Server绕过Radius OTP认证漏洞
CVE-2009-1136		Microsoft Office Spreadsheet ActiveX控件内存破坏漏洞
CVE-2009-1538		Microsoft DirectX DirectShow指针验证远程代码执行漏洞
CVE-2009-1539		Microsoft DirectX长度记录解析内存破坏漏洞
CVE-2009-2477		Mozilla Firefox Tracemonkey组件远程代码执行漏洞

IV. Related Vulnerabilities

Same product: n/a

Same vendor: n/a