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Atomicorp WAF Rule 390621

Rule Summary

  • Rule ID: 390621
  • Status: Active
  • Alert message: Atomicorp.com WAF Rules: Unicode Width Attack Attempt
  • Observed CWEs: None documented
  • Revision: 5
  • Rule severity: Warning (4)
  • Phase: 2 (request body)
  • Request surfaces: Request headers, Request body, JSON request data, SOAP request data, XML request data
  • Rule action: deny
  • HTTP status: 403
  • Logging: log, auditlog

Description

This rules detects evasion attacks on your system. If this rule is triggered it means that an attack is attempting to evade your security system.

False Positives

There are no known False Positives for this, however if you believe this is a false positive, it is recommended that you report this to our security team can determine if this is a legitimate case, or if its clever attack on your system and that you not disable this rule until our security team has reviewed the attack. Instructions to report false positives are detailed on the Reporting False Positives wiki page.

Outside References

CERT Vulnerability Note VU#739224

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 390621
  • Source revision: 693
  • Source revision date: 2009-11-25