CVE-2011-1873

Severity Score

9.3

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 on 64-bit platforms does not properly validate pointers during the parsing of OpenType (aka OTF) fonts, which allows remote attackers to execute arbitrary code via a crafted font file, aka "Win32k OTF Validation Vulnerability."

win32k.sys en los controladores (drivers) que se encuentren en modo-núcleo (kernel) de Microsoft Windows XP SP2, Windows Server 2003 SP2, Windows Vista SP1 y SP2, Windows Server 2008 Gold, SP2, R2 y R2 SP1, y Windows 7 Gold y SP1 e plataforma de 64-bits, no valida adecuadamente los punteros durante el análisis (parseo) de las fuentes OpenType (también conocida como OTF). Esto permite a los atacantes remotos ejecutar código de su elección a través de un fichero de fuentes modificado. También se conoce como "Vulnerabilidad de Validación de Win32k OTF"

*Credits: N/A

CVSS Scores

NISTv2 9.3

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2011-05-04 CVE Reserved
2011-06-16 CVE Published
2024-08-06 CVE Updated
2024-08-16 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (6)

URL	Tag	Source
http://secunia.com/advisories/44893	Third Party Advisory
http://www.securityfocus.com/bid/48183	Vdb Entry
http://www.securitytracker.com/id?1025638	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/67732	Vdb Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12725	Signature

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-041	2023-12-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Microsoft Search vendor "Microsoft"		Windows 7 Search vendor "Microsoft" for product "Windows 7"				-		-		Affected
Microsoft Search vendor "Microsoft"		Windows 7 Search vendor "Microsoft" for product "Windows 7"				-		sp1, x64		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2003 Search vendor "Microsoft" for product "Windows Server 2003"				*		sp2		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008"				*		itanium		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008"				-		sp2, itanium		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008"				r2 Search vendor "Microsoft" for product "Windows Server 2008" and version "r2"		itanium		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008"				r2 Search vendor "Microsoft" for product "Windows Server 2008" and version "r2"		x64		Affected
Microsoft Search vendor "Microsoft"		Windows Vista Search vendor "Microsoft" for product "Windows Vista"				*		sp1		Affected
Microsoft Search vendor "Microsoft"		Windows Vista Search vendor "Microsoft" for product "Windows Vista"				*		sp2		Affected
Microsoft Search vendor "Microsoft"		Windows Xp Search vendor "Microsoft" for product "Windows Xp"				-		sp2, x64		Affected