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XSS and Redirector vulnerabilities in InstantCMS
From: "MustLive" <mustlive () websecurity com ua>
Date: Wed, 18 Sep 2013 17:08:02 +0300
Hello list! These are Cross-Site Scripting and Redirector vulnerabilities in InstantCMS. ------------------------- Affected products: ------------------------- Vulnerable are InstantCMS 1.10.2 and previous versions. ------------------------- Affected vendors: ------------------------- InstantSoft http://www.instantcms.ru ---------- Details: ---------- Cross-Site Scripting (WASC-08):GET request to http://site/modules/mod_template/set.php with setting Referer header.
Referer: data:text/html;base64,PHNjcmlwdD5hbGVydChkb2N1bWVudC5jb29raWUpPC9zY3JpcHQ%2B
Redirector (URL Redirector Abuse) (WASC-38):GET request to http://site/modules/mod_template/set.php with setting Referer header.
Referer: http://websecurity.com.ua ------------ Timeline:------------
2013.07.14 - found multiple vulnerabilities in InstantCMS 1.10.1. 2013.07.17 - announced at my site.2013.07.19 - informed developers about first part of the vulnerabilities. Ignored. 2013.07.31 - informed developers about another part of the vulnerabilities. Answered, but refused to fix. 2013.08.02 - reminded developers about first letter with holes and explained why to fix them. 2013.08.02 - developers released InstantCMS 1.10.2 without fixing any informed vulnerabilities. Both above-mentioned holes work in it.
2013.09.17 - disclosed at my site (http://websecurity.com.ua/6661/). Best wishes & regards, MustLive Administrator of Websecurity web sitehttp://websecurity.com.ua
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