tryb

Local inspector

TRB-039v1.0.0 · http_conflicting_content_length_detected

HTTP conflicting content length detected

HTTP conflicting content length detected identifies hTTP components can disagree about message framing or header interpretation.

CWE mapping

CWE-444

parser differential

Assurance

The analyzer verified the reported property directly from the supplied input.

Conditional: Operational impact can still depend on where and how this value is used.

Inert example

Displayed as text only. tryb does not execute this example.

POST / HTTP/1.1\r\nContent-Length: 4\r\nContent-Length: 9\r\n\r\ntest

Remediation

constrain-parser. Disable ambiguous or dangerous parser modes instead of guessing intent from text.

Verify: Confirm the production parser rejects the construct under its deployed configuration.

What to verify next

Compare the finding with the destination system's validation and trust policy.

Run the local analyzer