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Atomicorp WAF Rule 340614

Rule Summary

  • Rule ID: 340614
  • Status: Active
  • Alert message: Atomicorp.com WAF Rules: Remote File Injection attempt in ARGS
  • Observed CWEs: None documented
  • Revision: 1
  • Rule severity: Critical (2)
  • Phase: 2 (request body)
  • Request surfaces: Request arguments, JSON request data, SOAP request data, XML request data
  • Rule action: deny
  • HTTP status: 403
  • Logging: log, auditlog

Description

This rule checks for the NULL character in any Argument or Argument name, except in special cases where it is known that this will occur safely. NULLs can be used to bypass certain security checks and are often used as part of evasion attacks on web application firewalls.

False Positives

This can be triggered if an application legitimately uses a NULL in an Argument.

This can be triggered if an application use a NULL as part of an argument name. It is not expected that any application would use a NULL legitimately in an Argument Name.

If you believe this is a False Positive, it recommended that you report this as a false positive so our security team can determine if this is a legitimate case, or if its clever attack on your systems. Instructions to report false positives are detailed on the Reporting False Positives wiki page.

Similar Rules

WAF_340613

This is a selected list of documented research observations, not an exhaustive coverage matrix. Absence of a CVE does not imply absence of protection.

No selected related public CVE research notes are currently published.

Documentation Source

  • Original wiki page: WAF 340614
  • Source revision: 1047
  • Source revision date: 2010-10-12