Ejegg has uploaded a new change for review. (
https://gerrit.wikimedia.org/r/391412 )
Change subject: SECURITY: Do not reveal if user exists during login failure
......................................................................
SECURITY: Do not reveal if user exists during login failure
This is meant for private wikis where the list of users may
be secret. It is only meant to prevent trivial enumeration
of usernames. It is not designed to prevent enumeration
via timing attacks.
Bug: T134100
Change-Id: I7afaa955a4b393ef00b11e420709bd62b84fbc71
---
M includes/auth/LocalPasswordPrimaryAuthenticationProvider.php
M languages/i18n/en.json
2 files changed, 5 insertions(+), 2 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/mediawiki/core
refs/changes/12/391412/1
diff --git a/includes/auth/LocalPasswordPrimaryAuthenticationProvider.php
b/includes/auth/LocalPasswordPrimaryAuthenticationProvider.php
index 5f5ef79..3f96cba 100644
--- a/includes/auth/LocalPasswordPrimaryAuthenticationProvider.php
+++ b/includes/auth/LocalPasswordPrimaryAuthenticationProvider.php
@@ -96,7 +96,10 @@
__METHOD__
);
if ( !$row ) {
- return AuthenticationResponse::newAbstain();
+ // Do not reveal whether its bad username or
+ // bad password to prevent username enumeration
+ // on private wikis. (T134100)
+ return $this->failResponse( $req );
}
// Check for *really* old password hashes that don't even have
a type
diff --git a/languages/i18n/en.json b/languages/i18n/en.json
index 1f5c9ed..0d72330 100644
--- a/languages/i18n/en.json
+++ b/languages/i18n/en.json
@@ -482,7 +482,7 @@
"nosuchusershort": "There is no user by the name \"$1\".\nCheck your
spelling.",
"nouserspecified": "You have to specify a username.",
"login-userblocked": "This user is blocked. Login not allowed.",
- "wrongpassword": "Incorrect password entered.\nPlease try again.",
+ "wrongpassword": "Incorrect username or password entered.\nPlease try
again.",
"wrongpasswordempty": "Password entered was blank.\nPlease try again.",
"passwordtooshort": "Passwords must be at least {{PLURAL:$1|1
character|$1 characters}}.",
"passwordtoolong": "Passwords cannot be longer than {{PLURAL:$1|1
character|$1 characters}}.",
--
To view, visit https://gerrit.wikimedia.org/r/391412
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I7afaa955a4b393ef00b11e420709bd62b84fbc71
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/core
Gerrit-Branch: fundraising/REL1_27
Gerrit-Owner: Ejegg <ej...@ejegg.com>
Gerrit-Reviewer: Brian Wolff <bawolff...@gmail.com>
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