Local File Inclusion Vulnerability in Exponent CMS

This vulnerability was discovered by our security researchers before 2019.

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Advisory ID:	HTB22717
Product:	Exponent CMS
Vendor:	Exponent Project
Vulnerable Versions:	2.0.0pr2 and probably prior
Tested Version:	2.0.0pr2
Advisory Publication:	November 22, 2010 [without technical details]
Vendor Notification:	November 22, 2010
Public Disclosure:	December 6, 2010
Vulnerability Type:	PHP File Inclusion [CWE-98]
Risk Level:	High

CVSSv2 Base Score:	7.6 (AV:N/AC:H/Au:N/C:C/I:C/A:C)
Solution Status:	Fixed by Vendor
Discovered and Provided:	High-Tech Bridge Security Research Lab
Advisory Details:
High-Tech Bridge SA Security Research Lab has discovered vulnerability in Exponent CMS which could be exploited to include and execute arbitrary local files on the target system. 1) Local file inclusion in Exponent CMS Input passed to the "module" parameter in podcast.php and rss.php is not properly sanitized before being used to include local files. A remote attacker can include arbitrary files on the target system using directory traversal sequences. Exploitation example: http://exponent/podcast.php?module=../../../../../../../etc/passwd%00
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References:
[1] High-Tech Bridge Advisory HTB22717 - https://www.immuniweb.com/advisory/HTB22717 - Local File Inclusion Vulnerability in Exponent CMS [2] Exponent CMS - exponentcms.org - Exponent is a website content management system (or CMS) that allows site owners to easily create and manage dynamic websites without necessarily directly coding web pages, or managing site navigation. [3] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.

Previous Security Advisories with CWE-98:

HTB22701: Multiple Vulnerabilities in DynPG

HTB22665: Multiple Vulnerabilities in JAF CMS

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