CWE-12
ASP.NET Misconfiguration: Missing Custom Error Page
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An ASP .NET application must enable custom error pages in order to prevent attackers from mining information from the framework's built-in responses.
Status
draft
Abstraction
variant
Affected Platforms
ASP.NET
Technical Details
AI Translation
Common Consequences
confidentiality
Impacts
read application data
Potential Mitigations
Phases:
system configuration
architecture and design
implementation
Descriptions:
•
Handle exceptions appropriately in source code. ASP .NET applications should be configured to use custom error pages instead of the framework default page.
•
Verify return values are correct and do not supply sensitive information about the system.
•
Do not attempt to process an error or attempt to mask it.