File-Upload Vulnerability in Rukovoditel 2.3.1: Mishandling of Extension Checking

CVE-2018-20166 · MEDIUM Severity

AV:N/AC:L/AU:S/C:P/I:P/A:P

A file-upload vulnerability exists in Rukovoditel 2.3.1. index.php?module=configuration/save allows the user to upload a background image, and mishandles extension checking. It accepts uploads of PHP content if the first few characters match GIF data, and the filename ends in ".php" with mixed case, such as the .pHp extension.

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