{"cve":"CVE-2018-5717","nvd":{"published":"2018-03-20T14:29:00.523","modified":"2026-06-17T02:00:39.037","status":"Modified","description":"Memory write mechanism in NCR S2 Dispenser controller before firmware version 0x0108 allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-787"],"references":["https://www.ncr.com/sites/default/files/ncr_security_alert_-_2018-04_v3.pdf","https://www.ncr.com/sites/default/files/ncr_security_alert_-_2018-04_v3.pdf"],"products":["ncr:s2_dispenser_controller_firmware"],"source":"nvd","synced_at":"2026-10-19T20:48:50.842038930+00:00"},"epss":{"cve":"CVE-2018-5717","score":0.01223,"percentile":0.68774,"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."]}