Aerosol Posted March 18, 2015 Report Posted March 18, 2015 Vulnerable soft: Applicure DotDefender (all versions)Vendor's site: Download dotDefender 5.00 & 5.13Vulnerabilities: Persistent XSS,Log forging,Potential DoSWhen Discovered: 15 March 2015Discovered by: AkaStepUnder some circumstances this is possible attack DotDefender's admin interface and as result conductPHISHING/Log forging/Potential Denial Of service against "Log Viewer" functionality.The main reason of vulnerability: DotDefenders Developers trusts to X-Forwarded-for HTTP Headerand to it's variable (that is client side controllable) and sadly there is no any validation/sanitization ofthat variable and it's val.This vulnerability was successfully tested against for the following configurations:(in Lab/ Productionenvironment)1) Apache Traffic Server ===> Apache 2.42) Apache 2.4 with mod_proxy.Tested versions:(But other versions may also be affected)• dotDefender Version: 5.12-13217• Web Server Type: Apache• Server Operating System: Linux• Web Server Version: Unknown• dotDefender Version: 5.13-13282• Web Server Type: Apache• Server Operating System: Linux• Web Server Version: UnknownRead more: http://packetstorm.wowhacker.com/1503-exploits/DotDefender-XSS.pdf Quote