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JS: Add data flow modeling for promisified user-defined functions

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Napalys Klicius
2025-09-15 17:13:13 +02:00
parent 2c6db00cbc
commit 0d23ab07db
4 changed files with 52 additions and 3 deletions
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19
javascript/ql/test/query-tests/Security/CWE-078/CommandInjection/CommandInjection.expected
View File

@@ -82,6 +82,7 @@
| other.js:28:27:28:29 | cmd | other.js:5:25:5:31 | req.url | other.js:28:27:28:29 | cmd | This command line depends on a $@. | other.js:5:25:5:31 | req.url | user-provided value |
| other.js:30:33:30:35 | cmd | other.js:5:25:5:31 | req.url | other.js:30:33:30:35 | cmd | This command line depends on a $@. | other.js:5:25:5:31 | req.url | user-provided value |
| other.js:34:44:34:46 | cmd | other.js:5:25:5:31 | req.url | other.js:34:44:34:46 | cmd | This command line depends on a $@. | other.js:5:25:5:31 | req.url | user-provided value |
| promisification.js:9:13:9:21 | code.code | promisification.js:15:18:15:25 | req.body | promisification.js:9:13:9:21 | code.code | This command line depends on a $@. | promisification.js:15:18:15:25 | req.body | user-provided value |
| promisification.js:24:22:24:25 | code | promisification.js:21:18:21:25 | req.body | promisification.js:24:22:24:25 | code | This command line depends on a $@. | promisification.js:21:18:21:25 | req.body | user-provided value |
| promisification.js:31:24:31:27 | code | promisification.js:30:18:30:25 | req.body | promisification.js:31:24:31:27 | code | This command line depends on a $@. | promisification.js:30:18:30:25 | req.body | user-provided value |
| promisification.js:40:21:40:24 | code | promisification.js:37:18:37:25 | req.body | promisification.js:40:21:40:24 | code | This command line depends on a $@. | promisification.js:37:18:37:25 | req.body | user-provided value |
@@ -94,6 +95,7 @@
| promisification.js:77:24:77:26 | cmd | promisification.js:61:15:61:22 | req.body | promisification.js:77:24:77:26 | cmd | This command line depends on a $@. | promisification.js:61:15:61:22 | req.body | user-provided value |
| promisification.js:78:28:78:30 | cmd | promisification.js:61:15:61:22 | req.body | promisification.js:78:28:78:30 | cmd | This command line depends on a $@. | promisification.js:61:15:61:22 | req.body | user-provided value |
| promisification.js:79:25:79:27 | cmd | promisification.js:61:15:61:22 | req.body | promisification.js:79:25:79:27 | cmd | This command line depends on a $@. | promisification.js:61:15:61:22 | req.body | user-provided value |
| promisification.js:83:36:83:39 | code | promisification.js:61:15:61:22 | req.body | promisification.js:83:36:83:39 | code | This command line depends on a $@. | promisification.js:61:15:61:22 | req.body | user-provided value |
| promisification.js:100:23:100:26 | code | promisification.js:99:18:99:25 | req.body | promisification.js:100:23:100:26 | code | This command line depends on a $@. | promisification.js:99:18:99:25 | req.body | user-provided value |
| promisification.js:101:27:101:30 | code | promisification.js:99:18:99:25 | req.body | promisification.js:101:27:101:30 | code | This command line depends on a $@. | promisification.js:99:18:99:25 | req.body | user-provided value |
| promisification.js:102:27:102:30 | code | promisification.js:99:18:99:25 | req.body | promisification.js:102:27:102:30 | code | This command line depends on a $@. | promisification.js:99:18:99:25 | req.body | user-provided value |
@@ -283,6 +285,11 @@ edges
| other.js:5:9:5:11 | cmd | other.js:34:44:34:46 | cmd | provenance | |
| other.js:5:15:5:38 | url.par ... , true) | other.js:5:9:5:11 | cmd | provenance | |
| other.js:5:25:5:31 | req.url | other.js:5:15:5:38 | url.par ... , true) | provenance | |
| promisification.js:8:21:8:24 | code | promisification.js:9:13:9:16 | code | provenance | |
| promisification.js:9:13:9:16 | code | promisification.js:9:13:9:21 | code.code | provenance | |
| promisification.js:15:11:15:14 | code | promisification.js:16:15:16:18 | code | provenance | |
| promisification.js:15:18:15:25 | req.body | promisification.js:15:11:15:14 | code | provenance | |
| promisification.js:16:15:16:18 | code | promisification.js:8:21:8:24 | code | provenance | |
| promisification.js:21:11:21:14 | code | promisification.js:24:22:24:25 | code | provenance | |
| promisification.js:21:18:21:25 | req.body | promisification.js:21:11:21:14 | code | provenance | |
| promisification.js:30:11:30:14 | code | promisification.js:31:24:31:27 | code | provenance | |
@@ -299,7 +306,10 @@ edges
| promisification.js:61:9:61:11 | cmd | promisification.js:77:24:77:26 | cmd | provenance | |
| promisification.js:61:9:61:11 | cmd | promisification.js:78:28:78:30 | cmd | provenance | |
| promisification.js:61:9:61:11 | cmd | promisification.js:79:25:79:27 | cmd | provenance | |
| promisification.js:61:9:61:11 | cmd | promisification.js:89:12:89:14 | cmd | provenance | |
| promisification.js:61:15:61:22 | req.body | promisification.js:61:9:61:11 | cmd | provenance | |
| promisification.js:81:34:81:37 | code | promisification.js:83:36:83:39 | code | provenance | |
| promisification.js:89:12:89:14 | cmd | promisification.js:81:34:81:37 | code | provenance | |
| promisification.js:99:11:99:14 | code | promisification.js:100:23:100:26 | code | provenance | |
| promisification.js:99:11:99:14 | code | promisification.js:101:27:101:30 | code | provenance | |
| promisification.js:99:11:99:14 | code | promisification.js:102:27:102:30 | code | provenance | |
@@ -502,6 +512,12 @@ nodes
| other.js:28:27:28:29 | cmd | semmle.label | cmd |
| other.js:30:33:30:35 | cmd | semmle.label | cmd |
| other.js:34:44:34:46 | cmd | semmle.label | cmd |
| promisification.js:8:21:8:24 | code | semmle.label | code |
| promisification.js:9:13:9:16 | code | semmle.label | code |
| promisification.js:9:13:9:21 | code.code | semmle.label | code.code |
| promisification.js:15:11:15:14 | code | semmle.label | code |
| promisification.js:15:18:15:25 | req.body | semmle.label | req.body |
| promisification.js:16:15:16:18 | code | semmle.label | code |
| promisification.js:21:11:21:14 | code | semmle.label | code |
| promisification.js:21:18:21:25 | req.body | semmle.label | req.body |
| promisification.js:24:22:24:25 | code | semmle.label | code |
@@ -524,6 +540,9 @@ nodes
| promisification.js:77:24:77:26 | cmd | semmle.label | cmd |
| promisification.js:78:28:78:30 | cmd | semmle.label | cmd |
| promisification.js:79:25:79:27 | cmd | semmle.label | cmd |
| promisification.js:81:34:81:37 | code | semmle.label | code |
| promisification.js:83:36:83:39 | code | semmle.label | code |
| promisification.js:89:12:89:14 | cmd | semmle.label | cmd |
| promisification.js:99:11:99:14 | code | semmle.label | code |
| promisification.js:99:18:99:25 | req.body | semmle.label | req.body |
| promisification.js:100:23:100:26 | code | semmle.label | code |

6
javascript/ql/test/query-tests/Security/CWE-078/CommandInjection/promisification.js
View File

@@ -6,13 +6,13 @@ const app = express();
app.use(bodyParser.json());
function legacyEval(code) {
cp.exec(code.code); // $ MISSING: Alert
cp.exec(code.code); // $ Alert
}
app.post('/eval', async (req, res) => {
const { promisify } = require('util');
const evalAsync = promisify(legacyEval);
const code = req.body; // $ MISSING: Source
const code = req.body; // $ Source
evalAsync(code);
});
@@ -80,7 +80,7 @@ app.post('/eval', async (req, res) => {
const lambda = es6Promisify((code, callback) => {
try {
const result = cp.exec(code); // $ MISSING: Alert
const result = cp.exec(code); // $ Alert
callback(null, result);
} catch (err) {
callback(err);