248 lines
8.4 KiB
JavaScript
248 lines
8.4 KiB
JavaScript
/**
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* KeeWeb plugin: haveibeenpwned
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* @author Olivier LEVILLAIN
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* @license MIT
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*/
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const Logger = require('util/logger').Logger;
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// change log level here.
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const LogLevel = Logger.Level.Info;
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const DetailsView = require('views/details/details-view').DetailsView;
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const InputFx = require('util/ui/input-fx').InputFx;
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const Kdbxweb = require('kdbxweb');
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const utilFn = require('util/fn');
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const Tip = require('util/ui/tip').Tip;
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const detailsViewFieldChanged = DetailsView.prototype.fieldChanged;
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let _seen = [];
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class HIBPUtils {
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constructor() {
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_seen = [];
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this.checkPwnedPwd = true;
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this.checkPwnedName = true;
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this.blockPwnedPwd = false;
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this.blockPwnedName = false;
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this.logger = new Logger('HaveIBeenPwned');
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this.logger.setLevel(LogLevel);
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}
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replacer(key, value) {
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if (value != null && typeof value === 'object') {
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if (_seen.indexOf(value) >= 0) {
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return;
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}
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_seen.push(value);
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}
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return value;
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}
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stringify(obj) {
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const ret = JSON.stringify(obj, this.replacer);
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_seen = [];
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return ret;
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}
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xhrcall(config) {
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const xhr = new XMLHttpRequest();
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if (config.responseType) {
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xhr.responseType = config.responseType;
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}
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const statuses = config.statuses || [200];
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xhr.addEventListener('load', () => {
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if (statuses.indexOf(xhr.status) >= 0) {
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return config.success && config.success(xhr.response, xhr);
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} else {
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return config.error && config.error('http status ' + xhr.status, xhr);
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}
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});
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xhr.addEventListener('error', () => {
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const err = (xhr.response && xhr.response.error) || new Error('Network error');
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this.logger.error('HaveIBeenPwned API error', 'GET', xhr.status, err);
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err.status = xhr.status;
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return err;
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});
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xhr.addEventListener('timeout', () => {
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return config.error && config.error('timeout', xhr);
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});
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xhr.open(config.method || 'GET', config.url);
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if (config.headers) {
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for (const key in config.headers) {
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xhr.setRequestHeader(key, config.headers[key]);
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}
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}
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xhr.send(config.data);
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}
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hex(buffer) {
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const hexCodes = [];
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const view = new DataView(buffer);
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for (let i = 0; i < view.byteLength; i += 4) {
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// Using getUint32 reduces the number of iterations needed (we process 4 bytes each time)
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const value = view.getUint32(i);
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// toString(16) will give the hex representation of the number without padding
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const stringValue = value.toString(16);
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// We use concatenation and slice for padding
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const padding = '00000000';
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const paddedValue = (padding + stringValue).slice(-padding.length);
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hexCodes.push(paddedValue);
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}
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// Join all the hex strings into one
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return hexCodes.join('');
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}
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digest(algo, str) {
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const buffer = Kdbxweb.ByteUtils.stringToBytes(str);
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const subtle = window.crypto.subtle || window.crypto.webkitSubtle;
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const _self = this;
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return subtle.digest(algo, buffer).then((hash) => {
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return _self.hex(hash);
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});
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}
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sha1(str) {
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return this.digest('SHA-1', str);
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}
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sha256(str) {
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return this.digest('SHA-256', str);
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}
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alert(el, msg) {
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// Alerts.info({ body: msg, title: 'HaveIBeenPwned' });
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el.focus();
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el.addClass('input--error');
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el.addClass('hibp-pwned');
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Tip.createTip(el, { title: msg, placement: 'bottom' });
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InputFx.shake(el);
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}
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passed(el, msg) {
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hibp.logger.info(msg);
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el.removeClass('input--error');
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el.removeClass('hibp-pwned');
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}
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}
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const hibp = new HIBPUtils();
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DetailsView.prototype.checkNamePwned = function (name) {
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hibp.logger.info('check hibp name ' + name);
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name = encodeURIComponent(name);
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const url = `https://haveibeenpwned.com/api/v2/breachedaccount/${name}?truncateResponse=true`;
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hibp.logger.debug('url ' + url);
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hibp.xhrcall({
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url: url,
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method: 'GET',
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responseType: 'json',
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data: null,
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statuses: [200, 404],
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success: (data, xhr) => {
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if (data && data.length > 0) {
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hibp.logger.debug('found breaches ' + JSON.stringify(data));
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let breaches = '';
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data.forEach((breach) => {
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breaches += '<li>' + utilFn.escape(breach.Name) + '</li>\n';
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});
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hibp.alert(
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this.userEditView.$el,
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`WARNING! This account has been pawned in the following breaches<br/>\n<ul>\n${breaches}\n</ul>\n<p>Please check on <a href='https://haveibeenpwned.com'>https://haveibeenpwned.com</a>\n`
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);
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} else {
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hibp.passed(this.userEditView.$el, 'check pwned user name passed...');
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}
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}
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});
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};
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DetailsView.prototype.checkPwdPwned = function (passwordHash) {
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hibp.logger.info('check hibp pwd (hash) ' + passwordHash);
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const prefix = passwordHash.substring(0, 5);
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hibp.xhrcall({
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url: `https://api.pwnedpasswords.com/range/${prefix}`,
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method: 'GET',
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responseType: 'text',
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data: null,
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statuses: [200, 404],
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success: (data) => {
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if (data) {
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hibp.logger.debug('found breaches ' + JSON.stringify(data));
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data.split('\r\n').forEach((line) => {
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const h = line.split(':');
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const suffix = h[0];
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if (prefix + suffix === passwordHash) {
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const nb = utilFn.escape(h[1]);
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hibp.alert(
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this.getFieldView('$Password').$el,
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`WARNING: This password is referenced as pawned ${nb} times on https://haveibeenpwned.com!\n`
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);
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}
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});
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} else {
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hibp.passed(this.userEditView.$el, 'check pwned password passed...');
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}
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}
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});
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};
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DetailsView.prototype.fieldChanged = function (e) {
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detailsViewFieldChanged.apply(this, arguments);
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if (e.field) {
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hibp.logger.debug('field changed ' + hibp.stringify(e));
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if (e.field === '$Password' && hibp.checkPwnedPwd) {
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if (this.getFieldView('$Password').value) {
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const pwd = this.getFieldView('$Password').value.getText();
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if (pwd.replace(/\s/, '') !== '' && !pwd.startsWith('{REF:')) {
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hibp.sha1(pwd).then((hash) => {
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this.checkPwdPwned(hash.toUpperCase());
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});
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}
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}
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} else if (e.field === '$UserName' && hibp.checkPwnedName) {
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this.checkNamePwned(e.val);
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}
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}
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};
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module.exports.getSettings = function () {
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return [
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{
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name: 'checkPwnedPwd',
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label: 'Check passwords against HaveIBeenPwned list',
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type: 'checkbox',
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value: hibp.checkPwnedPwd
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// disabled since API V3 of HaveIbeenPwned is not free anymore for checking accounts
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// }, {
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// name: 'checkPwnedName',
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// label: 'Check user ids against HaveIBeenPwned list',
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// type: 'checkbox',
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// value: hibp.checkPwnedName
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},
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{
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name: 'blockPwnedPwd',
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label: 'Block pwned passwords if they are in HaveIBeenPwned list',
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type: 'checkbox',
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value: hibp.blockPwnedPwd
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// }, {
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// name: 'blockPwnedName',
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// label: 'Block pwned names if they are in HaveIBeenPwned list',
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// type: 'checkbox',
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// value: hibp.blockPwnedName
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}
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];
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};
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// disabled since API V3 of HaveIbeenPwned is not free anymore for checking accounts
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hibp.checkPwnedName = false;
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hibp.blockPwnedName = false;
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module.exports.setSettings = function (changes) {
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for (const field in changes) {
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const ccfield = field.substr(0, 1).toLowerCase() + field.substring(1);
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hibp[ccfield] = changes[field];
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}
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};
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module.exports.uninstall = function () {
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DetailsView.prototype.fieldChanged = detailsViewFieldChanged;
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};
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