Vulnerability Report

CVE-2011-3408

Title: Microsoft Windows Server 2008 Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2011-3408.

CWE Category CWE-264
Published Date Dec 14, 2011
Modified Date Jun 16, 2026
Exploit Status Not Found
Score 7.2 CVSS v2.0
Exploit Probability (EPSS)
1.79%

Vulnerability Summary

CVE-2011-3408: Csrsrv.dll in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly check permissions for sending inter-process device-event messages from low-integrity processes to high-integrity processes, which allows local users to gain privileges via a crafted application, aka "CSRSS Local Privilege Elevation Vulnerability."

Impacted Vendors

M
microsoft 5

Reference Links

http://www.us-cert.gov/cas/techalerts/TA11-347A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-097 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14598 http://www.us-cert.gov/cas/techalerts/TA11-347A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-097 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14598
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.2
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-3408 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.