{"cve":"CVE-2020-26567","nvd":{"published":"2020-10-08T13:15:11.233","modified":"2026-06-17T03:08:12.943","status":"Modified","description":"An issue was discovered on D-Link DSR-250N before 3.17B devices. The CGI script upgradeStatusReboot.cgi can be accessed without authentication. Any access reboots the device, rendering it therefore unusable for several minutes.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-306"],"references":["http://packetstormsecurity.com/files/159516/D-Link-DSR-250N-Denial-Of-Service.html","http://seclists.org/fulldisclosure/2020/Oct/14","https://www.redteam-pentesting.de/advisories/rt-sa-2020-002","http://packetstormsecurity.com/files/159516/D-Link-DSR-250N-Denial-Of-Service.html","http://seclists.org/fulldisclosure/2020/Oct/14"],"products":["dlink:dsr-250n_firmware"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-26567","score":0.15765,"percentile":0.96871,"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."]}