WAF 340149
| Rule 340149 | |
|---|---|
| Status | Active |
| Alert Message | Atomicorp.com WAF Rules: Potential Cross Site Scripting Attack |
Contents |
Description
This rules detects when a potential cross site scripting attack may have occurred. For example, if javascript is included in a variable that appears to not be used for this purpose, or if web code is included in a portion of a request that is not known to be used for this purpose. This rule looks for encoded methods.
Troubleshooting
False Positives
This rule may produce a false positive if an application is used in a previously unknown or untested manner. The rules contain a large library of known trusted methods, however it is possible an application may be using a previously untested method. It is not recommended that you disable this rule if you have a false positive. If you believe this is a false positive, please report this to our security team to determine if this is a legitimate case, or if its clever attack on your system. Instructions to report false positives are detailed on the Reporting False Positives wiki page. If it is a false positive, we will fix the issue in the rules and get a release out to you promptly.
Tuning Guidance
See the Mod_security page for guidance on tuning this rule.
Additional Information
Similar Rules
Knowledge Base Articles
None.
Outside References
None.
Notes
None.
