public override void GetSinks(SyntaxNodeAnalysisContext context, DiagnosticId ruleId)
{
var syntax = context.Node as InvocationExpressionSyntax;
if (!_expressionSyntaxAnalyzer.IsVulnerable(context.SemanticModel, syntax, ruleId))
{
return;
}
if (VulnerableSyntaxNodes.All(p => p.Sink.GetLocation() != syntax?.GetLocation()))
{
VulnerableSyntaxNodes.Push(_vulnerableSyntaxNodeFactory.Create(syntax));
}
}
public override void GetSinks(SyntaxNodeAnalysisContext context, DiagnosticId ruleId)
{
var syntax = context.Node as InvocationExpressionSyntax;
if (_fileReadExpressionAnalyzer.IsVulnerable(context.SemanticModel, syntax, ruleId))
{
if (VulnerableSyntaxNodes.All(p => p.Sink.GetLocation() != syntax?.GetLocation()))
{
VulnerableSyntaxNodes.Push(_vulnerableSyntaxNodeFactory.Create(syntax, "file read"));
}
}
if (_fileWriteExpressionAnalyzer.IsVulnerable(context.SemanticModel, syntax, ruleId))
{
if (VulnerableSyntaxNodes.All(p => p.Sink.GetLocation() != syntax?.GetLocation()))
{
VulnerableSyntaxNodes.Push(_vulnerableSyntaxNodeFactory.Create(syntax, "file write"));
}
}
if (_fileOpenExpressionAnalyzer.IsVulnerable(context.SemanticModel, syntax, ruleId))
{
if (VulnerableSyntaxNodes.All(p => p.Sink.GetLocation() != syntax?.GetLocation()))
{
VulnerableSyntaxNodes.Push(_vulnerableSyntaxNodeFactory.Create(syntax, "file open"));
}
}
if (_fileDeleteExpressionAnalyzer.IsVulnerable(context.SemanticModel, syntax, ruleId))
{
if (VulnerableSyntaxNodes.All(p => p.Sink.GetLocation() != syntax?.GetLocation()))
{
VulnerableSyntaxNodes.Push(_vulnerableSyntaxNodeFactory.Create(syntax, "file delete"));
}
}
}
public override void GetSinks(SyntaxNodeAnalysisContext context, DiagnosticId ruleId)
{
var syntax = context.Node as InvocationExpressionSyntax;
if (!_expressionSyntaxAnalyzer.IsVulnerable(context.SemanticModel, syntax, ruleId))
{
return;
}
//TODO: NEEDS A CUSTOM IMPLEMENTATION TO CHECK IF PARM1 STARTS W/ A NON-TAINTED VALUE.
//E.G. CONFIGSETTING + Request PARM IS OK / FALSE POSITIVE
//TODO: NEEDS CLEANSE METHOD AS WELL
if (VulnerableSyntaxNodes.All(p => p.Sink.GetLocation() != syntax?.GetLocation()))
{
VulnerableSyntaxNodes.Push(_vulnerableSyntaxNodeFactory.Create(syntax));
}
}
