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Case File

CVE-2011-1978

MEDIUM · CVSS 4.3 EPSS 20.21%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-08-10 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2011-1978
Severity
MEDIUM
CVSS
4.3
EPSS
20.21%
Microsoft

Original Filing — NVD Description

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."