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Improvements to cookie ip checking error messages.

This commit is contained in:
Ylian Saint-Hilaire 2020-01-26 10:05:27 -08:00
parent 3a8d5bc3e7
commit 9d3ac34ef9
2 changed files with 13 additions and 9 deletions
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2
package.json
View File

@ -1,6 +1,6 @@
{
"name": "meshcentral",
"version": "0.4.7-x",
"version": "0.4.7-y",
"keywords": [
"Remote Management",
"Intel AMT",

20
webserver.js
View File

@ -535,7 +535,7 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
for (var i in cookies) {
if (cookies[i].startsWith('twofactor=')) {
var twoFactorCookie = obj.parent.decodeCookie(decodeURIComponent(cookies[i].substring(10)), obj.parent.loginCookieEncryptionKey, (30 * 24 * 60)); // 30 day timeout
if ((twoFactorCookie != null) && ((twoFactorCookie.ip == null) || (twoFactorCookie.ip === cleanRemoteAddr(req.ip))) && (twoFactorCookie.userid == user._id)) { return false; }
if ((twoFactorCookie != null) && (obj.args.cookieipcheck !== false) && ((twoFactorCookie.ip == null) || (twoFactorCookie.ip === cleanRemoteAddr(req.ip))) && (twoFactorCookie.userid == user._id)) { return false; }
}
}
}
@ -1434,7 +1434,7 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
req.session.ip = req.ip; // Bind this session to the IP address of the request
} else if (req.query.login && (obj.parent.loginCookieEncryptionKey != null)) {
var loginCookie = obj.parent.decodeCookie(req.query.login, obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
//if ((loginCookie != null) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // If the cookie if binded to an IP address, check here.
//if ((loginCookie != null) && (obj.args.cookieipcheck !== false) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // If the cookie if binded to an IP address, check here.
if ((loginCookie != null) && (loginCookie.a == 3) && (loginCookie.u != null) && (loginCookie.u.split('/')[1] == domain.id)) {
// If a login cookie was provided, setup the session here.
parent.debug('web', 'handleRootRequestEx: cookie auth ok.');
@ -2169,7 +2169,7 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (obj.args.cookieipcheck !== false) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
@ -2205,7 +2205,7 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (obj.args.cookieipcheck !== false) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
@ -3005,7 +3005,7 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
// If an authentication cookie is embedded in the form, use that.
if ((fields != null) && (fields.auth != null) && (fields.auth.length == 1) && (typeof fields.auth[0] == 'string')) {
var loginCookie = obj.parent.decodeCookie(fields.auth[0], obj.parent.loginCookieEncryptionKey, 60); // 60 minute timeout
if ((loginCookie != null) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (obj.args.cookieipcheck !== false) && (loginCookie.ip != null) && (loginCookie.ip != cleanRemoteAddr(req.ip))) { loginCookie = null; } // Check cookie IP binding.
if ((loginCookie != null) && (domain.id == loginCookie.domainid)) { authUserid = loginCookie.userid; } // Use cookie authentication
}
if (authUserid == null) { res.sendStatus(401); return; }
@ -3428,7 +3428,7 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
// Add HTTP security headers to all responses
obj.app.use(function (req, res, next) {
parent.debug('webrequest', req.url);
parent.debug('webrequest', '(' + cleanRemoteAddr(req.ip) + ') ' + req.url);
res.removeHeader('X-Powered-By');
var domain = req.xdomain = getDomain(req);
@ -3685,13 +3685,17 @@ module.exports.CreateWebServer = function (parent, db, args, certificates) {
// This is a encrypted cookie authentication
var cookie = obj.parent.decodeCookie(req.query.auth, obj.parent.loginCookieEncryptionKey, 240); // Cookie with 4 hour timeout
if ((cookie == null) && (obj.parent.multiServer != null)) { cookie = obj.parent.decodeCookie(req.query.auth, obj.parent.serverKey, 240); } // Try the server key
if ((cookie != null) && (cookie.ip != null) && (cookie.ip != cleanRemoteAddr(req.ip) && (cookie.ip != req.ip))) { cookie = null; } // If the cookie if binded to an IP address, check here.
if ((obj.args.cookieipcheck !== false) && (cookie != null) && (cookie.ip != null) && (cookie.ip != cleanRemoteAddr(req.ip) && (cookie.ip != req.ip))) { // If the cookie if binded to an IP address, check here.
parent.debug('web', 'ERR: Invalid cookie IP address, got \"' + cookie.ip + '\", expected \"' + cleanRemoteAddr(req.ip) + '\".');
cookie = null;
}
if ((cookie != null) && (obj.users[cookie.userid]) && (cookie.domainid == domain.id)) {
// Valid cookie, we are authenticated
func(ws, req, domain, obj.users[cookie.userid], cookie);
} else {
// This is a bad cookie, keep going anyway, maybe we have a active session that will save us.
parent.debug('web', 'ERR: Websocket bad cookie auth: ' + req.query.auth);
if ((cookie != null) && (cookie.domainid != domain.id)) { parent.debug('web', 'ERR: Invalid domain, got \"' + cookie.domainid + '\", expected \"' + domain.id + '\".'); }
parent.debug('web', 'ERR: Websocket bad cookie auth (Cookie:' + (cookie != null) + '): ' + req.query.auth);
try { ws.send(JSON.stringify({ action: 'close', cause: 'noauth', msg: 'noauth-2' })); ws.close(); } catch (e) { }
}
return;