Rule Category

SQL -- Snort has detected traffic associated with SQL injection or the presence of other vulnerabilities against SQL like servers.

Alert Message

SQL url ending in comment characters - possible sql injection attempt

Rule Explanation

This is a rule which attempts to generically detect SQL injection attempts in the URL. The rule looks for the double-dash sequence, ('--'), which is a SQL comment, and SQL SELECT/UPDATE/INSERT statements.

What To Look For

This rule alerts when SQL injection metacharacters and SQL statements strings are detected in the HTTP URI.

Known Usage

No public information

False Positives

No known false positives


Cisco Talos Intelligence Group

Rule Groups

No rule groups


Additional Links

Rule Vulnerability

SQL Injection

SQL Injection attacks target PHP and ASP applications primarily and involve SQL queries or commands added to unverified user input. A successful attack can lead to data leaks (entirely exposed data), database modification (data deletion or tampering), administrative permissions misuse, and sometimes direct commands passed to the operating system.

CVE Additional Information

This product uses data from the NVD API but is not endorsed or certified by the NVD.
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