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V 0.34.2 Changes

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danielyxie
2018-01-27 00:52:39 -06:00
parent 8d72dd0f4e
commit 5f817c8016
17 changed files with 3242 additions and 1124 deletions
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src/NetscriptEvaluator.js
+8 -1
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@@ -58,6 +58,11 @@ function evaluate(exp, workerScript) {
return Promise.resolve(exp.value);
break;
case "Identifier":
//Javascript constructor() method can be used as an exploit to run arbitrary code
if (exp.name == "constructor") {
return Promise.reject(makeRuntimeRejectMsg(workerScript, "Illegal usage of constructor() method. If you have your own function named 'constructor', you must re-name it."));
}
if (!(exp.name in env.vars)){
return Promise.reject(makeRuntimeRejectMsg(workerScript, "variable " + exp.name + " not defined"));
}
@@ -177,9 +182,11 @@ function evaluate(exp, workerScript) {
} else {
return Promise.reject(makeRuntimeRejectMsg(workerScript, "Invalid MemberExpression"));
}
});
} else {
if (exp.property.name === "constructor") {
return Promise.reject(makeRuntimeRejectMsg(workerScript, "Illegal usage of constructor() method. If you have your own function named 'constructor', you must re-name it."));
}
try {
return Promise.resolve(object[exp.property.name])
} catch (e) {