CVE-2011-1978: Infoleak
Microsoft .NET Framework 2.0 SP2, 3.5.1, and 4 does not properly validate the System.Net.Sockets trust level, which allows remote attackers to obtain sensitive information or trigger arbitrary outbound network traffic via (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka "Socket Restriction Bypass Vulnerability."
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2011-1978?
CVE-2011-1978 has a severity rating of 'Important' as it allows remote attackers to obtain sensitive information.
How do I fix CVE-2011-1978?
To fix CVE-2011-1978, you should apply the appropriate Microsoft updates to patch the vulnerability.
Which software is affected by CVE-2011-1978?
CVE-2011-1978 affects Microsoft .NET Framework versions 2.0, 3.5.1, and 4.0.
Can CVE-2011-1978 be exploited through XAML browser applications?
Yes, CVE-2011-1978 can be exploited via crafted XAML browser applications (XBAPs) to execute arbitrary network traffic.
Is my application vulnerable if it uses .NET Framework 4.0?
If your application uses .NET Framework 4.0 without the latest updates, it is vulnerable to CVE-2011-1978.