Description
Joomla! Core is prone to a directory traversal vulnerability because it fails to sufficiently verify user-supplied input. Exploiting this issue can allow an attacker to obtain sensitive information that could aid in further attacks. Joomla! Core versions 1.5.x ranging from 1.5.0 and up to and including 1.5.8 are vulnerable.
Remediation
Update to Joomla! Core version 1.5.9 or latest
References
https://www.exploit-db.com/exploits/7691/
http://www.securityfocus.com/bid/33143/exploit
https://developer.joomla.org/security-centre/288-20090102-core-plgxstandard-directory-traversal.html
Related Vulnerabilities
TYPO3 Improper Input Validation Vulnerability (CVE-2011-4902)
WordPress Cross-Domain Flash Injection Vulnerability (0.70 - 3.6.1)
Jenkins Passwords transmitted in plain text (CVE-2020-2251)
WordPress Plugin Media Mirror Cross-Site Scripting (1.0.6)
WordPress Plugin Google Doc Embedder Arbitrary File Disclosure (2.4.6)