Local File Inclusion Vulnerability in TeamCal Pro

This vulnerability was discovered by our security researchers before 2019.

Advisory ID:	HTB22990
Product:	TeamCal Pro
Vendor:	http://www.lewe.com/
Vulnerable Versions:	3.3.006 and probably prior
Tested Version:	3.3.006
Advisory Publication:	May 5, 2011 [without technical details]
Vendor Notification:	May 5, 2011
Public Disclosure:	May 19, 2011
Latest Update:	May 6, 2011
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 vulnerabilities in TeamCal Pro which could be exploited to compromise vulnerable system. 1) Local file inclusion vulnerability in TeamCal Pro The vulnerability exists due to input sanitation error in the "lang" parameter in index.php. A remote attacker can include and execute arbitrary files on the target system using directory traversal sequences with NULL byte. Exploitation example: http://[host]/index.php?lang=../../../../../../etc/passwd%00
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Upgrade to version 3.3.007.

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References:
[1] High-Tech Bridge Advisory HTB22990 - https://www.immuniweb.com/advisory/HTB22990 - Local File Inclusion Vulnerability in TeamCal Pro [2] TeamCal Pro - www.lewe.com - TeamCal Pro is a web-based application utilizing PHP and a MySQL database. [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:

HTB22985: Remote File Inclusion Vulnerability in ACal

HTB22913: Multiple Vulnerabilities in UseBB

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