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fix(authentication): Only verify each hash once #36048

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Merged
nickvergessen merged 4 commits into from
Jan 10, 2023
Merged

fix(authentication): Only verify each hash once #36048

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55d8aec
fix(authentication): Only verify each hash once
nickvergessen Jan 9, 2023
c5bb196
fix(authentication): Invert the logic to the original intention
nickvergessen Jan 9, 2023
28b18d5
fix(authentication): Only hash the new password when needed
nickvergessen Jan 9, 2023
2fb4dac
fix(authentication): Update the token when the hash is null or can no…
nickvergessen Jan 9, 2023
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fix(authentication): Only verify each hash once 
Signed-off-by: Joas Schilling <[email protected]>
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@nickvergessen
nickvergessen committed Jan 9, 2023
commit 55d8aec7597ab29031abda47da9afa15a16b0a4a
6 changes: 4 additions & 2 deletions lib/private/Authentication/Token/PublicKeyTokenProvider.php
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Original file line number Diff line number Diff line change
Expand Up @@ -448,9 +448,11 @@ public function updatePasswords(string $uid, string $password) {
// Update the password for all tokens
$tokens = $this->mapper->getTokenByUser($uid);
$passwordHash = $this->hashPassword($password);
$verifiedHashes = [];
foreach ($tokens as $t) {
$publicKey = $t->getPublicKey();
if ($t->getPasswordHash() === null || $this->hasher->verify(sha1($password) . $password, $t->getPasswordHash())) {
if ($t->getPasswordHash() === null || isset($verifiedHashes[$t->getPasswordHash()]) || $this->hasher->verify(sha1($password) . $password, $t->getPasswordHash())) {
$verifiedHashes[$t->getPasswordHash() ?: ''] = true;
$publicKey = $t->getPublicKey();
$t->setPassword($this->encryptPassword($password, $publicKey));
$t->setPasswordHash($passwordHash);
$t->setPasswordInvalid(false);
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