[原文]Ultimate PHP Board (UPB) 1.9.6 GOLD and earlier stores the users.dat file under the web document root with insufficient access control, which allows remote attackers to obtain sensitive information on registered users via a direct request to db/users.dat.
Ultimate PHP Board (UPB) users.dat Information Disclosure
Remote / Network Access
Loss of Confidentiality
Ultimate PHP Board (UPB) contains a flaw that may lead to an unauthorized information disclosure. The issue is triggered when requesting the 'users.dat' file, which will disclose sensitive user information resulting in a loss of confidentiality.
Currently, there are no known upgrades, patches, or workarounds available to correct this issue.