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https://github.com/gchq/CyberChef
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Added numeric validation for arguments in Binary and Hex operattions. Fixes #1178
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5 changed files with 18 additions and 4 deletions
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@ -7,6 +7,7 @@
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*/
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import Utils from "../Utils.mjs";
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import OperationError from "../errors/OperationError.mjs";
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/**
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@ -58,6 +59,9 @@ export function toBinary(data, delim="Space", padding=8) {
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* fromBinary("00010000:00100000:00110000", "Colon");
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*/
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export function fromBinary(data, delim="Space", byteLen=8) {
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if (byteLen < 1 || Math.round(byteLen) !== byteLen)
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throw new OperationError("Byte length must be a positive integer");
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const delimRegex = Utils.regexRep(delim);
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data = data.replace(delimRegex, "");
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@ -7,6 +7,7 @@
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*/
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import Utils from "../Utils.mjs";
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import OperationError from "../errors/OperationError.mjs";
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/**
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@ -100,6 +101,9 @@ export function toHexFast(data) {
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* fromHex("0a:14:1e", "Colon");
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*/
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export function fromHex(data, delim="Auto", byteLen=2) {
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if (byteLen < 1 || Math.round(byteLen) !== byteLen)
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throw new OperationError("Byte length must be a positive integer");
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if (delim !== "None") {
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const delimRegex = delim === "Auto" ? /[^a-f\d]|(0x)/gi : Utils.regexRep(delim);
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data = data.replace(delimRegex, "");
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@ -15,7 +15,7 @@ import { toHex, fromHex } from "./Hex.mjs";
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* @param {number} indent
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* @returns {string}
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*/
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export function formatDnStr (dnStr, indent) {
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export function formatDnStr(dnStr, indent) {
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const fields = dnStr.substr(1).replace(/([^\\])\//g, "$1$1/").split(/[^\\]\//);
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let output = "",
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maxKeyLen = 0,
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@ -54,7 +54,7 @@ export function formatDnStr (dnStr, indent) {
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* @param {number} indent
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* @returns {string}
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*/
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export function formatByteStr (byteStr, length, indent) {
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export function formatByteStr(byteStr, length, indent) {
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byteStr = toHex(fromHex(byteStr), ":");
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length = length * 3;
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let output = "";
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@ -35,7 +35,8 @@ class FromBinary extends Operation {
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{
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"name": "Byte Length",
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"type": "number",
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"value": 8
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"value": 8,
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"min": 1
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}
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];
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this.checks = [
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@ -6,6 +6,7 @@
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import Operation from "../Operation.mjs";
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import Utils from "../Utils.mjs";
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import OperationError from "../errors/OperationError.mjs";
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/**
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* To Hexdump operation
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@ -28,7 +29,8 @@ class ToHexdump extends Operation {
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{
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"name": "Width",
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"type": "number",
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"value": 16
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"value": 16,
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"min": 1
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},
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{
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"name": "Upper case hex",
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@ -58,6 +60,9 @@ class ToHexdump extends Operation {
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const [length, upperCase, includeFinalLength, unixFormat] = args;
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const padding = 2;
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if (length < 1 || Math.round(length) !== length)
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throw new OperationError("Width must be a positive integer");
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let output = "";
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for (let i = 0; i < data.length; i += length) {
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const buff = data.slice(i, i+length);
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