SB2011122801 - Unrestricted file upload in Simple File Upload for Joomla!
Published: December 28, 2011 Updated: May 1, 2017
Security Bulletin ID
SB2011122801
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Unrestricted file upload (CVE-ID: CVE-2011-5148)
CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote attacker to execute arbitrary PHP code on the target system.
The weakness exists due to the improper validation of file extensions by the index.php script. A remote attacker can send a specially-crafted HTTP request, upload a malicious PHP script and execute arbitrary PHP code on the system.
Successful exploitation of the vulnerability results in arbitrary PHP code execution on the vulnerable system.
Remediation
Install update from vendor's website.