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Prevent high resource usage when hashing large passwords. props mdawaffe, pento

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git-svn-id: https://develop.svn.wordpress.org/trunk@30466 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Nacin
2014-11-20 16:02:55 +00:00
parent e1d16e8080
commit aec2f2654e
2 changed files with 54 additions and 0 deletions
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8
src/wp-includes/class-phpass.php
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@@ -214,6 +214,10 @@ class PasswordHash {
function HashPassword($password)
{
if ( strlen( $password ) > 4096 ) {
return '*';
}
$random = '';
if (CRYPT_BLOWFISH == 1 && !$this->portable_hashes) {
@@ -249,6 +253,10 @@ class PasswordHash {
function CheckPassword($password, $stored_hash)
{
if ( strlen( $password ) > 4096 ) {
return false;
}
$hash = $this->crypt_private($password, $stored_hash);
if ($hash[0] == '*')
$hash = crypt($password, $stored_hash);