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Multiple Vulnerabilities in EASY Enterprise DMS - Stored XSS - XSS - Content Injection / Phishing through Frames - Unauthorized access to files - Unauthorized manipulation of data Date: 25.03.2010 ------------------------------------------------ EASY Enterprise is a widespread and popular document management system. Release version 6.0f (Nov 24 2009 #1752) has been found vulnerable to multiple attacks, which affect the integrity and confidentiality of stored content, as well as a compromise of multitenancy. - XSS, CI / Phishing File: epctrl.jsp Parameter: login Parameter: lng Parameter: dsn File: dlc_printLB.jsp Parameter: dlcFileId - Stored XSS In file upload function, parameter filename. No further example will be provided. - Unauthorized access to files By changing a URL Parameter (dlcFolderId) to a proper value, it is possible to get access to files the user has no rigths on. in Addition by guessing values for parameters dlcDocumentId and dlcFileId an unprivileged user is able to download any file stored in the application. - Unauthorized manipulation of data By simply enabling deactivated buttons in the server response, an unprivileged user is able to manipulate stored data (document owner, upload user, document state, approval flag) - Solution Contact the vendor for a patch or upgrade to version 1754 or higher. - Credits The vulnerabilities were discovered by Michael Mueller from Integralis michael#dot#mueller#at#integralis#dot#com - Timeline 04.01.2010 - Vulnerabilities discovered 04.01.2010 - Vendor contacted with details 05.01.2010 - Initial vendor response with ACK and fix solution 21.01.2010 - Additional vulnerabilities discovered 22.01.2010 - Vendor contacted with details Up to date: No vendor response 25.03.2010 - Public release
