Dont allow reusing password reset token, use normal rate limit (#4719)

* Dont allow reusing password reset token, use normal rate limit

* fix
This commit is contained in:
Nutomic 2024-05-21 20:46:49 +02:00 committed by GitHub
parent a0ad7806cb
commit 4ffaa93431
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6 changed files with 54 additions and 95 deletions

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@ -19,7 +19,7 @@ pub async fn change_password_after_reset(
) -> LemmyResult<Json<SuccessResponse>> {
// Fetch the user_id from the token
let token = data.token.clone();
let local_user_id = PasswordResetRequest::read_from_token(&mut context.pool(), &token)
let local_user_id = PasswordResetRequest::read_and_delete(&mut context.pool(), &token)
.await?
.ok_or(LemmyErrorType::TokenNotFound)?
.local_user_id;

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@ -6,7 +6,6 @@ use lemmy_api_common::{
utils::send_password_reset_email,
SuccessResponse,
};
use lemmy_db_schema::source::password_reset_request::PasswordResetRequest;
use lemmy_db_views::structs::{LocalUserView, SiteView};
use lemmy_utils::error::{LemmyErrorType, LemmyResult};
@ -21,15 +20,6 @@ pub async fn reset_password(
.await?
.ok_or(LemmyErrorType::IncorrectLogin)?;
// Check for too many attempts (to limit potential abuse)
let recent_resets_count = PasswordResetRequest::get_recent_password_resets_count(
&mut context.pool(),
local_user_view.local_user.id,
)
.await?;
if recent_resets_count >= 3 {
Err(LemmyErrorType::PasswordResetLimitReached)?
}
let site_view = SiteView::read_local(&mut context.pool())
.await?
.ok_or(LemmyErrorType::LocalSiteNotSetup)?;

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@ -440,7 +440,7 @@ pub async fn send_password_reset_email(
// Insert the row after successful send, to avoid using daily reset limit while
// email sending is broken.
let local_user_id = user.local_user.id;
PasswordResetRequest::create_token(pool, local_user_id, token.clone()).await?;
PasswordResetRequest::create(pool, local_user_id, token.clone()).await?;
Ok(())
}

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@ -1,49 +1,22 @@
use crate::{
diesel::OptionalExtension,
newtypes::LocalUserId,
schema::password_reset_request::dsl::{local_user_id, password_reset_request, published, token},
schema::password_reset_request::dsl::{password_reset_request, published, token},
source::password_reset_request::{PasswordResetRequest, PasswordResetRequestForm},
traits::Crud,
utils::{get_conn, DbPool},
};
use diesel::{
delete,
dsl::{insert_into, now, IntervalDsl},
result::Error,
sql_types::Timestamptz,
ExpressionMethods,
IntoSql,
QueryDsl,
};
use diesel_async::RunQueryDsl;
#[async_trait]
impl Crud for PasswordResetRequest {
type InsertForm = PasswordResetRequestForm;
type UpdateForm = PasswordResetRequestForm;
type IdType = i32;
async fn create(pool: &mut DbPool<'_>, form: &PasswordResetRequestForm) -> Result<Self, Error> {
let conn = &mut get_conn(pool).await?;
insert_into(password_reset_request)
.values(form)
.get_result::<Self>(conn)
.await
}
async fn update(
pool: &mut DbPool<'_>,
password_reset_request_id: i32,
form: &PasswordResetRequestForm,
) -> Result<Self, Error> {
let conn = &mut get_conn(pool).await?;
diesel::update(password_reset_request.find(password_reset_request_id))
.set(form)
.get_result::<Self>(conn)
.await
}
}
impl PasswordResetRequest {
pub async fn create_token(
pub async fn create(
pool: &mut DbPool<'_>,
from_local_user_id: LocalUserId,
token_: String,
@ -52,30 +25,21 @@ impl PasswordResetRequest {
local_user_id: from_local_user_id,
token: token_.into(),
};
Self::create(pool, &form).await
}
pub async fn read_from_token(pool: &mut DbPool<'_>, token_: &str) -> Result<Option<Self>, Error> {
let conn = &mut get_conn(pool).await?;
password_reset_request
insert_into(password_reset_request)
.values(form)
.get_result::<Self>(conn)
.await
}
pub async fn read_and_delete(pool: &mut DbPool<'_>, token_: &str) -> Result<Option<Self>, Error> {
let conn = &mut get_conn(pool).await?;
delete(password_reset_request)
.filter(token.eq(token_))
.filter(published.gt(now.into_sql::<Timestamptz>() - 1.days()))
.first(conn)
.await
.optional()
}
pub async fn get_recent_password_resets_count(
pool: &mut DbPool<'_>,
user_id: LocalUserId,
) -> Result<i64, Error> {
let conn = &mut get_conn(pool).await?;
password_reset_request
.filter(local_user_id.eq(user_id))
.filter(published.gt(now.into_sql::<Timestamptz>() - 1.days()))
.count()
.get_result(conn)
.await
.optional()
}
}
@ -94,62 +58,64 @@ mod tests {
traits::Crud,
utils::build_db_pool_for_tests,
};
use lemmy_utils::error::LemmyResult;
use pretty_assertions::assert_eq;
use serial_test::serial;
#[tokio::test]
#[serial]
async fn test_crud() {
async fn test_password_reset() -> LemmyResult<()> {
let pool = &build_db_pool_for_tests().await;
let pool = &mut pool.into();
let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
.await
.unwrap();
// Setup
let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string()).await?;
let new_person = PersonInsertForm::builder()
.name("thommy prw".into())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
let inserted_person = Person::create(pool, &new_person).await.unwrap();
let inserted_person = Person::create(pool, &new_person).await?;
let new_local_user = LocalUserInsertForm::builder()
.person_id(inserted_person.id)
.password_encrypted("pass".to_string())
.build();
let inserted_local_user = LocalUser::create(pool, &new_local_user, vec![]).await?;
let inserted_local_user = LocalUser::create(pool, &new_local_user, vec![])
.await
.unwrap();
// Create password reset token
let token = "nope";
let inserted_password_reset_request =
PasswordResetRequest::create_token(pool, inserted_local_user.id, token.to_string())
.await
.unwrap();
PasswordResetRequest::create(pool, inserted_local_user.id, token.to_string()).await?;
let expected_password_reset_request = PasswordResetRequest {
id: inserted_password_reset_request.id,
local_user_id: inserted_local_user.id,
token: token.to_string().into(),
published: inserted_password_reset_request.published,
};
let read_password_reset_request = PasswordResetRequest::read_from_token(pool, token)
.await
.unwrap()
// Read it and verify
let read_password_reset_request = PasswordResetRequest::read_and_delete(pool, token)
.await?
.unwrap();
let num_deleted = Person::delete(pool, inserted_person.id).await.unwrap();
Instance::delete(pool, inserted_instance.id).await.unwrap();
assert_eq!(expected_password_reset_request, read_password_reset_request);
assert_eq!(
expected_password_reset_request,
inserted_password_reset_request
inserted_password_reset_request.id,
read_password_reset_request.id
);
assert_eq!(
inserted_password_reset_request.local_user_id,
read_password_reset_request.local_user_id
);
assert_eq!(
inserted_password_reset_request.token,
read_password_reset_request.token
);
assert_eq!(
inserted_password_reset_request.published,
read_password_reset_request.published
);
// Cannot reuse same token again
let read_password_reset_request = PasswordResetRequest::read_and_delete(pool, token).await?;
assert!(read_password_reset_request.is_none());
// Cleanup
let num_deleted = Person::delete(pool, inserted_person.id).await?;
Instance::delete(pool, inserted_instance.id).await?;
assert_eq!(1, num_deleted);
Ok(())
}
}

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@ -161,7 +161,6 @@ pub enum LemmyErrorType {
PermissiveRegex,
InvalidRegex,
CaptchaIncorrect,
PasswordResetLimitReached,
CouldntCreateAudioCaptcha,
InvalidUrlScheme,
CouldntSendWebmention,

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@ -278,6 +278,11 @@ pub fn config(cfg: &mut web::ServiceConfig, rate_limit: &RateLimitCell) {
.wrap(rate_limit.register())
.route(web::post().to(login)),
)
.service(
web::resource("/user/password_reset")
.wrap(rate_limit.register())
.route(web::post().to(reset_password)),
)
.service(
// Handle captcha separately
web::resource("/user/get_captcha")
@ -318,7 +323,6 @@ pub fn config(cfg: &mut web::ServiceConfig, rate_limit: &RateLimitCell) {
// TODO Account actions. I don't like that they're in /user maybe /accounts
.route("/logout", web::post().to(logout))
.route("/delete_account", web::post().to(delete_account))
.route("/password_reset", web::post().to(reset_password))
.route(
"/password_change",
web::post().to(change_password_after_reset),