ModSecurity/src/operators/detect_sqli.cc

61 lines
1.5 KiB
C++

/*
* ModSecurity, http://www.modsecurity.org/
* Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
*
* You may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* If any of the files related to licensing are missing or if you have any
* other questions related to licensing please contact Trustwave Holdings, Inc.
* directly using the email address security@modsecurity.org.
*
*/
#include "operators/detect_sqli.h"
#include <string>
#include "operators/operator.h"
#include "others/libinjection/src/libinjection.h"
namespace ModSecurity {
namespace operators {
bool DetectSQLi::evaluate(Assay *assay, const std::string &input) {
char fingerprint[8];
int issqli;
issqli = libinjection_sqli(input.c_str(), input.length(), fingerprint);
if (issqli) {
matched.push_back(fingerprint);
if (assay) {
#ifndef NO_LOGS
assay->debug(4, "detected SQLi using libinjection with " \
"fingerprint '" + std::string(fingerprint) + "' at: '" +
input + "'");
#endif
}
} else {
if (assay) {
#ifndef NO_LOGS
assay->debug(9, "detected SQLi: not able to find an inject on '" +
input + "'");
#endif
}
}
if (negation) {
return issqli == 0;
}
return issqli != 0;
}
} // namespace operators
} // namespace ModSecurity