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Added SSH input validation.

This commit is contained in:
Ylian Saint-Hilaire 2021-05-08 19:03:35 -07:00
parent 9b85a51f67
commit e5579e7b84
1 changed files with 14 additions and 2 deletions
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16
apprelays.js
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@ -302,7 +302,10 @@ module.exports.CreateSshRelay = function (parent, db, ws, req, args, domain) {
if (typeof msg.action != 'string') return;
switch (msg.action) {
case 'connect': {
// TODO: Verify inputs
// Verify inputs
if ((typeof msg.username != 'string') || (typeof msg.password != 'string')) break;
if ((typeof msg.rows != 'number') || (typeof msg.cols != 'number') || (typeof msg.height != 'number') || (typeof msg.width != 'number')) break;
obj.termSize = msg;
obj.username = msg.username;
obj.password = msg.password;
@ -310,6 +313,9 @@ module.exports.CreateSshRelay = function (parent, db, ws, req, args, domain) {
break;
}
case 'resize': {
// Verify inputs
if ((typeof msg.rows != 'number') || (typeof msg.cols != 'number') || (typeof msg.height != 'number') || (typeof msg.width != 'number')) break;
obj.termSize = msg;
if (obj.sshShell != null) { obj.sshShell.setWindow(obj.termSize.rows, obj.termSize.cols, obj.termSize.height, obj.termSize.width); }
break;
@ -466,7 +472,10 @@ module.exports.CreateSshTerminalRelay = function (parent, db, ws, req, domain, u
if (typeof msg.action != 'string') return;
switch (msg.action) {
case 'sshauth': {
// TODO: Verify inputs
// Verify inputs
if ((typeof msg.username != 'string') || (typeof msg.password != 'string')) break;
if ((typeof msg.rows != 'number') || (typeof msg.cols != 'number') || (typeof msg.height != 'number') || (typeof msg.width != 'number')) break;
obj.termSize = msg;
obj.username = msg.username;
obj.password = msg.password;
@ -478,6 +487,9 @@ module.exports.CreateSshTerminalRelay = function (parent, db, ws, req, domain, u
break;
}
case 'resize': {
// Verify inputs
if ((typeof msg.rows != 'number') || (typeof msg.cols != 'number') || (typeof msg.height != 'number') || (typeof msg.width != 'number')) break;
obj.termSize = msg;
if (obj.sshShell != null) { obj.sshShell.setWindow(obj.termSize.rows, obj.termSize.cols, obj.termSize.height, obj.termSize.width); }
break;