{"cve":"CVE-2020-25758","nvd":{"published":"2020-12-15T20:15:16.243","modified":"2026-06-17T03:07:15.293","status":"Modified","description":"An issue was discovered on D-Link DSR-250 3.17 devices. Insufficient validation of configuration file checksums could allow a remote, authenticated attacker to inject arbitrary crontab entries into saved configurations before uploading. These entries are executed as root.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-354"],"references":["https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10195","https://www.digitaldefense.com/news/zero-day-vuln-d-link-vpn-routers/","https://www.dlink.com/en/security-bulletin","https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10195","https://www.digitaldefense.com/news/zero-day-vuln-d-link-vpn-routers/"],"products":["dlink:dsr-1000_firmware","dlink:dsr-1000ac_firmware","dlink:dsr-1000n_firmware","dlink:dsr-150_firmware","dlink:dsr-150n_firmware","dlink:dsr-250_firmware","dlink:dsr-250n_firmware","dlink:dsr-500_firmware","dlink:dsr-500ac_firmware","dlink:dsr-500n_firmware"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-25758","score":0.01251,"percentile":0.69419,"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."]}