PT-2014-06: Arbitrary File Upload in Solar-Log
Firmware: all versions before 3.1.1-66
Severity level: High
Impact: Arbitrary Code Execution, Denial of Service
Access Vector: Remote
Base Score: 10
CVE: not assigned
Solar-Log – is a component of a photoelectric control system intended to collect data, implement a remote diagnostics and system performance monitoring.
The specialists of the Positive Research center have detected an Arbitrary File Upload vulnerability in Solar-Log.
Default web server component allows an attacker to upload files to an arbitrary path, including system file path, without authentication (or fixed solarlog:solarlog credential is used). This may lead to arbitrary code execution and/or denial of service.
How to fix
Update your firmware up to the latest version
11.04.2014 - Vendor gets vulnerability details
14.04.2014 - Vendor releases fixed version and details
05.05.2014 - Public disclosure
The vulnerability was detected by Artem Chaykin, Positive Research Center (Positive Technologies Company)
Reports on the vulnerabilities previously discovered by Positive Research: