{"cve":"CVE-2018-20166","nvd":{"published":"2019-01-02T18:29:01.310","modified":"2026-06-17T01:52:22.867","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-434"],"references":["https://pentest.com.tr/exploits/Rukovoditel-Project-Management-CRM-2-3-1-Authenticated-Remote-Code-Execution.html","https://www.exploit-db.com/exploits/46011","https://pentest.com.tr/exploits/Rukovoditel-Project-Management-CRM-2-3-1-Authenticated-Remote-Code-Execution.html","https://www.exploit-db.com/exploits/46011"],"products":["rukovoditel:rukovoditel"],"source":"nvd","synced_at":"2026-10-19T20:54:36.112582389+00:00"},"epss":{"cve":"CVE-2018-20166","score":0.0712,"percentile":0.9425,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}