eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
79 lines (78 loc) • 2.96 kB
JavaScript
;
/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2024 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
// https://sonarsource.github.io/rspec/#/rspec/S4790/javascript
Object.defineProperty(exports, "__esModule", { value: true });
exports.rule = void 0;
const helpers_1 = require("../helpers");
const meta_1 = require("./meta");
const message = 'Make sure this weak hash algorithm is not used in a sensitive context here.';
const CRYPTO_UNSECURE_HASH_ALGORITHMS = new Set([
'md2',
'md4',
'md5',
'md6',
'haval128',
'hmacmd5',
'dsa',
'ripemd',
'ripemd128',
'ripemd160',
'hmacripemd160',
'sha1',
]);
const SUBTLE_UNSECURE_HASH_ALGORITHMS = new Set(['sha-1']);
exports.rule = {
meta: (0, helpers_1.generateMeta)(meta_1.meta),
create(context) {
function checkNodejsCrypto(fqn, node) {
// crypto#createHash
const { callee, arguments: args } = node;
if (fqn === 'crypto.createHash') {
checkUnsecureAlgorithm(callee, args[0], CRYPTO_UNSECURE_HASH_ALGORITHMS);
}
}
function checkSubtleCrypto(fqn, node) {
// crypto.subtle#digest
const { callee, arguments: args } = node;
if (fqn === 'crypto.subtle.digest') {
checkUnsecureAlgorithm(callee, args[0], SUBTLE_UNSECURE_HASH_ALGORITHMS);
}
}
function checkUnsecureAlgorithm(method, hash, unsecureAlgorithms) {
const hashAlgorithm = (0, helpers_1.getUniqueWriteUsageOrNode)(context, hash);
if ((0, helpers_1.isStringLiteral)(hashAlgorithm) &&
unsecureAlgorithms.has(hashAlgorithm.value.toLocaleLowerCase())) {
context.report({
message,
node: method,
});
}
}
return {
'CallExpression[arguments.length > 0]': (node) => {
const callExpr = node;
const fqn = (0, helpers_1.getFullyQualifiedName)(context, callExpr);
checkNodejsCrypto(fqn, callExpr);
checkSubtleCrypto(fqn, callExpr);
},
};
},
};