Tiki Wiki CMS Authenticated Command Injection in Calendar Module
Vulnerability Description
An authenticated command injection vulnerability exists in Tiki Wiki CMS versions ≤14.1, ≤12.4 LTS, ≤9.10 LTS, and ≤6.14 via the `viewmode` GET parameter in `tiki-calendar.php`. When the calendar module is enabled and an authenticated user has permission to access it, an attacker can inject and execute arbitrary PHP code. Successful exploitation leads to remote code execution in the context of the web server user.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Dany Ouellet
References
- https://tiki.org/article414-Important-Security-Fix-for-all-versions-of-Tiki
- https://www.exploit-db.com/exploits/39965
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/http/tiki_calendar_exec.rb
- https://www.acunetix.com/vulnerabilities/web/tiki-wiki-cms-remote-code-execution-via-calendar-module/
- https://www.vulncheck.com/advisories/tiki-wiki-cms-authenticated-command-injection-in-calendar-module
More from Tiki Software Community Association
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Tiki Software Community Association
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