[SUCS Devel] [Git][sucssite/sucs-site][master] 2 commits: Sha512 passwords

[Imran Hussain (@imranh)]

Imran Hussain pushed to branch master at sucssite / sucs-site


Commits:
dcc4902a by Imran Hussain at 2021-12-23T11:57:34+00:00
Sha512 passwords

- - - - -
99f489ed by Imran Hussain at 2021-12-23T11:57:35+00:00
Merge branch 'sha512-passwords' into 'master'

Sha512 passwords

See merge request sucssite/sucs-site!123
- - - - -


2 changed files:

- components/options.php
- lib/member_functions.php


Changes:

=====================================
components/options.php
=====================================
@@ -5,6 +5,8 @@ require_once("../lib/validation.php");
 require_once("Net/MAC.php");
 include_once("../lib/date.php");
 
+// password hash, renewal functions
+include_once("../lib/member_functions.php");
 
 // Some Constants
 // These could possibly be moved somewhere saner?
@@ -47,7 +49,7 @@ function changePassword($oldpass, $newpass1, $newpass2)
 
     // if everything looks OK, attempt to make the change
     $success = ldap_mod_replace($ldap, "uid=" . $session->username . ",ou=People,dc=sucs,dc=org",
-        array('userpassword' => "{SHA}" . base64_encode(pack("H*", sha1($newpass1)))));
+        array('userpassword' => "{CRYPT}" . cryptPassword($newpass1)));
 
     ldap_close($ldap);
     return $success;
@@ -214,7 +216,6 @@ function updateRenew()
         return FALSE;
     }
 
-    include_once("../lib/member_functions.php");
     renew_membership($member['username']);
     $sucsDB->Execute("update signup set activated=NOW(), username=? where id=?", array($member['username'], $signup['id']));
     return TRUE;


=====================================
lib/member_functions.php
=====================================
@@ -29,6 +29,19 @@ function make_password($length = 8)
     return $password;
 }
 
+// https://stackoverflow.com/a/44428794
+function cryptPassword($password, $salt = "", $rounds = 5000)
+{
+        if ($salt == "") {
+                // Generate random salt
+                $salt = substr(bin2hex(openssl_random_pseudo_bytes(16)),0,16);
+        }
+        // $6$ specifies SHA512
+        $hash = crypt($password, sprintf('$6$rounds=%d$%s$', $rounds, $salt));
+
+        return $hash;
+}
+
 function generateUid()
 {
 
@@ -63,7 +76,7 @@ function generateLdif($uid, $password, $type, $realname, $username)
     // explode the realname
     $nameexplode = explode(' ', trim($realname));
     // hash the password
-    $ldappassword = "{SHA}" . base64_encode(pack("H*", sha1($password)));
+    $ldappassword = "{CRYPT}" . cryptPassword($password);
     // compile ldif
     $ldif = "dn: uid=" . $username . ",ou=People,dc=sucs,dc=org\n";
     $ldif .= "uid: " . $username . "\n";



View it on GitLab: https://projects.sucs.org/sucssite/sucs-site/-/compare/9e43fafb3e1fe7270575704a31dc498da858283a...99f489eda886dc441584f762a661c1c83c6a3426

-- 
View it on GitLab: https://projects.sucs.org/sucssite/sucs-site/-/compare/9e43fafb3e1fe7270575704a31dc498da858283a...99f489eda886dc441584f762a661c1c83c6a3426
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