Yerba SACphp 6.3 and earlier allows remote attackers to bypass authentication and gain administrative access via a galleta[sesion] cookie that has a value beginning with 1:1: followed by a username.

Directory traversal vulnerability in Yerba SACphp 6.3 allows remote attackers to read arbitrary files, and possibly have other impact, via directory traversal sequences in the mod field contained in the base64-encoded SID parameter to an unspecified