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| CodeSonar® 9.0p0 Hot Tips | CONFIDENTIAL | CodeSecure Inc |
Tainted data flows into a field annotated as [MessageTrusted], or into a message sent by the device.
Checks for this class use the CodeSonar C# taint analysis. See Taint Tracking for CodeSonar C# Warning Classes for more information on this analysis, including lists of the methods that CodeSonar automatically recognizes as relevant and information about specifying additional methods that CodeSonar should recognize as taint sources, sinks, or sanitizers.
Use configuration parameter CSHARP_ANALYSIS_ADVANCED_INJECTION to specify the level of checking to perform for this and other taint-related warning classes:
| Class Name | Tainted Message (C#) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Significance | security | |||||||||
| Mnemonic | CSHARP.IO.TAINT.MESSAGE | |||||||||
| Categories |
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| Availability | Available for C# only. |
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| Enabling | Checks for this warning class are enabled by
default. To disable them, add the following WARNING_FILTER rule to the
project configuration file.
WARNING_FILTER += discard class="Tainted Message (C#)" |
Verify that a security error actually corresponds to unconstrained information flow from source locations into sink locations. If this is the case, add a sanitizing algorithm to clean data before it flows into sinks, or use prepared statements for SQL queries rather than free queries built from string concatenation.
The following configuration file parameters affect checks for this warning class.
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