Provide references for CVE-2013-6931.
Where can I find more information about CVE-2013-6931?
References are available at: http://cs.cybozu.co.jp/information/20140127up03.php, http://jvndb.jvn.jp/jvndb/JVNDB-2014-000010, http://jvn.jp/en/jp/JVN91153528/index.html, http://jvn.jp/en/jp/JVN91153528/374951/index.html, https://support.cybozu.com/ja-jp/article/7888.