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add support for "../" prefixes in sanitizer

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This commit is contained in:
Erik Krogh Kristensen
2020-02-14 12:36:54 +01:00
parent 9d61004128
commit d765a33b8d
3 changed files with 29 additions and 4 deletions
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14
javascript/ql/test/query-tests/Security/CWE-022/TaintedPath/TaintedPath.expected
View File

@@ -1287,6 +1287,11 @@ nodes
| normalizedPaths.js:270:21:270:24 | path |
| normalizedPaths.js:270:21:270:24 | path |
| normalizedPaths.js:270:21:270:24 | path |
| normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:278:21:278:24 | path |
| tainted-require.js:7:19:7:37 | req.param("module") |
| tainted-require.js:7:19:7:37 | req.param("module") |
| tainted-require.js:7:19:7:37 | req.param("module") |
@@ -3682,6 +3687,14 @@ edges
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:270:21:270:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:270:21:270:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:270:21:270:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:7:254:47 | path | normalizedPaths.js:278:21:278:24 | path |
| normalizedPaths.js:254:14:254:47 | pathMod ... y.path) | normalizedPaths.js:254:7:254:47 | path |
| normalizedPaths.js:254:14:254:47 | pathMod ... y.path) | normalizedPaths.js:254:7:254:47 | path |
| normalizedPaths.js:254:14:254:47 | pathMod ... y.path) | normalizedPaths.js:254:7:254:47 | path |
@@ -4478,6 +4491,7 @@ edges
| normalizedPaths.js:256:19:256:22 | path | normalizedPaths.js:254:33:254:46 | req.query.path | normalizedPaths.js:256:19:256:22 | path | This path depends on $@. | normalizedPaths.js:254:33:254:46 | req.query.path | a user-provided value |
| normalizedPaths.js:262:21:262:24 | path | normalizedPaths.js:254:33:254:46 | req.query.path | normalizedPaths.js:262:21:262:24 | path | This path depends on $@. | normalizedPaths.js:254:33:254:46 | req.query.path | a user-provided value |
| normalizedPaths.js:270:21:270:24 | path | normalizedPaths.js:254:33:254:46 | req.query.path | normalizedPaths.js:270:21:270:24 | path | This path depends on $@. | normalizedPaths.js:254:33:254:46 | req.query.path | a user-provided value |
| normalizedPaths.js:278:21:278:24 | path | normalizedPaths.js:254:33:254:46 | req.query.path | normalizedPaths.js:278:21:278:24 | path | This path depends on $@. | normalizedPaths.js:254:33:254:46 | req.query.path | a user-provided value |
| tainted-require.js:7:19:7:37 | req.param("module") | tainted-require.js:7:19:7:37 | req.param("module") | tainted-require.js:7:19:7:37 | req.param("module") | This path depends on $@. | tainted-require.js:7:19:7:37 | req.param("module") | a user-provided value |
| tainted-sendFile.js:8:16:8:33 | req.param("gimme") | tainted-sendFile.js:8:16:8:33 | req.param("gimme") | tainted-sendFile.js:8:16:8:33 | req.param("gimme") | This path depends on $@. | tainted-sendFile.js:8:16:8:33 | req.param("gimme") | a user-provided value |
| tainted-sendFile.js:10:16:10:33 | req.param("gimme") | tainted-sendFile.js:10:16:10:33 | req.param("gimme") | tainted-sendFile.js:10:16:10:33 | req.param("gimme") | This path depends on $@. | tainted-sendFile.js:10:16:10:33 | req.param("gimme") | a user-provided value |

10
javascript/ql/test/query-tests/Security/CWE-022/TaintedPath/normalizedPaths.js
View File

@@ -269,6 +269,14 @@ app.get('/relative-startswith', (req, res) => {
if (relativePath.indexOf('..' + pathModule.sep) === 0) {
fs.readFileSync(path); // NOT OK!
} else {
fs.readFileSync(newpath); // OK!
fs.readFileSync(newpath); // OK!
}
let newpath = pathModule.normalize(p);
var relativePath = path.relative(path.normalize(workspaceDir), newpath);
if (relativePath.indexOf('../') === 0) {
fs.readFileSync(path); // NOT OK!
} else {
fs.readFileSync(newpath); // OK!
}
});