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Posted to dev@shiro.apache.org by "Richard Bradley (JIRA)" <ji...@apache.org> on 2015/12/17 16:02:46 UTC

[jira] [Created] (SHIRO-552) JdbcRealm in SaltStyle.COLUMN assumes that password column is Base64 but salt column is utf8 bytes

Richard Bradley created SHIRO-552:
-------------------------------------

             Summary: JdbcRealm in SaltStyle.COLUMN assumes that password column is Base64 but salt column is utf8 bytes
                 Key: SHIRO-552
                 URL: https://issues.apache.org/jira/browse/SHIRO-552
             Project: Shiro
          Issue Type: Bug
    Affects Versions: 1.2.4
            Reporter: Richard Bradley


The {{org.apache.shiro.realm.jdbc.JdbcRealm}} class, when configured with SaltStyle.COLUMN, assumes that password column is Base64 but salt column is utf8 bytes.

The password is returned as a {{char[]}} (see JdbcRealm.java:241), which {{org.apache.shiro.authc.credential.HashedCredentialsMatcher}} (see HashedCredentialsMatcher.java:353):

{code}
        if (credentials instanceof String || credentials instanceof char[]) {
            //account.credentials were a char[] or String, so
            //we need to do text decoding first:
            if (isStoredCredentialsHexEncoded()) {
                storedBytes = Hex.decode(storedBytes);
            } else {
                storedBytes = Base64.decode(storedBytes);
            }
        }
{code}

However, the salt is returned as a {{ByteSource}}, by converting the DB-returned String into its UTF-8 bytes. See JdbcRealm.java:224:

{code}
            if (salt != null) {
                info.setCredentialsSalt(ByteSource.Util.bytes(salt));
            }
{code}

This is broken and inconsistent.



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