Fixed vulnerability in changeRankController.js

This commit is contained in:
rainbow napkin 2024-11-24 05:46:15 -05:00
parent 33026a1265
commit 9d401ae6a8
2 changed files with 16 additions and 23 deletions

View file

@ -25,18 +25,31 @@ const userModel = require('../../../schemas/userSchema');
//api change rank functions
module.exports.post = async function(req, res){
try{
//Get validation results
const validResult = validationResult(req);
//If we don't have any validation errors
if(validResult.isEmpty()){
//get validated/sanatized data and use it to find our user from the Database.
const data = matchedData(req);
const user = await userModel.findOne({user: data.user});
if(user == null){
//If the user is null, scream and shout
res.status(400);
res.send({errors:[{type: "Bad Query", msg: "User not found.", date: new Date()}]});
}else if(user.user == req.session.user.user){
//If some smart-ass is trying self-privelege escalation
res.status(401);
return res.send({errors:[{type: "Unauthorized", msg: "No, you can't change your own rank. Fuck off.", date: new Date()}]});
}else if(permissionModel.rankToNum(data.rank) >= permissionModel.rankToNum(req.session.user.rank)){
//If the user is below the new rank of the user they're setting, scream and shout
res.status(401);
return res.send({errors:[{type: "Unauthorized", msg: "New rank must be below that of the user changing it.", date: new Date()}]});
}else if(permissionModel.rankToNum(user.rank) >= permissionModel.rankToNum(req.session.user.rank)){
//If the user is below the original rank of the user they're setting, scream and shout
res.status(401);
return res.send({errors:[{type: "Unauthorized", msg: "You cannot promote/demote peer/outranking users.", date: new Date()}]});
}
user.rank = data.rank;

View file

@ -142,30 +142,10 @@ channelSchema.methods.updateChannelPerms = async function(permissionsMap){
return this.permissions;
}
channelSchema.methods.getChannelRankFromUser = async function(userDB){
}
channelSchema.methods.channelPermCheck = async function(user, perm){
const perms = await permissionSchema.getPerms();
//Set user to anon rank if no rank was found for the given user
if(user == null || user.rank == null){
user ={
rank: "anon"
};
}
//Check if this permission exists
if(this.permissions[perm] != null){
//if so get required rank as a number
requiredRank = permissionModel.rankToNum(this[perm]);
//get the required site-wide rank to override channel perms
requiredOverrideRank = permissionModel.rankToNum(perms.channeOverrides[perm]);
//get user site rank as a number
userRank = user ? permissionModel.rankToNum(user.rank) : 0;
}else{
//if not scream and shout
throw new Error(`Permission check '${perm}' not found!`);
}
}
channelSchema.methods.nuke = async function(confirm){