PT-2016-07: Unauthorized Access in Vesta Control Panel

Vulnerable software

Vesta Control Panel
Version: 0.9.8-15 and earlier


Severity level

Severity level: High
Impact: Unrestricted Arbitrary File Reading, Deletion and Upload
Access Vector: Remote

CVSS v2:
Base Score: 10
Vector: (AV:N/AC:L/Au:N/C:C/I:C/A:C)

CVE: not assigned

Software description

Vesta Control Panel - an Open Source web hosting control panel with premium features, secure, advanced and minimalistic design.

Vulnerability description

The specialists of the Positive Research center have detected an Unauthorized Access vulnerability in Vesta Control Panel.

Directory /web/file_manager/ contains scenarios which perform file manager operations in control panel. Scenario files.php lacks active user session checking that allows unauthorized users to perform various operations on files and directories located on the server.

How to fix

Update your software up to the latest version

Advisory status

27.05.2016 - Vendor gets vulnerability details
27.06.2016 - Vendor releases fixed version and details
15.07.2016 - Public disclosure


The vulnerability was detected by Igor Kanygin, Positive Research Center (Positive Technologies Company)


Reports on the vulnerabilities previously discovered by Positive Research:

About Positive Technologies

Positive Technologies is a leading provider of vulnerability assessment, compliance management and threat analysis solutions to more than 1,000 global enterprise clients. Our solutions work seamlessly across your entire business: securing applications in development; assessing your network and application vulnerabilities; assuring compliance with regulatory requirements; and blocking real-time attacks. Our commitment to clients and research has earned Positive Technologies a reputation as one of the foremost authorities on SCADA, Banking, Telecom, Web Application and ERP security, and distinction as the #1 fastest growing Security and Vulnerability Management firm in 2012, as shown in an IDC report*. To learn more about Positive Technologies please visit

*Source: IDC Worldwide Security and Vulnerability Management 2013-2017 Forecast and 2012 Vendor Shares, doc #242465, August 2013. Based on year-over-year revenue growth in 2012 for vendors with revenues of $20M+