{"cve":"CVE-2023-33281","nvd":{"published":"2023-05-22T02:15:11.837","modified":"2026-06-17T06:01:28.417","status":"Modified","description":"The remote keyfob system on Nissan Sylphy Classic 2021 sends the same RF signal for each door-open request, which allows for a replay attack. NOTE: the vendor's position is that this cannot be reproduced with genuine Nissan parts: for example, the combination of keyfob and door handle shown in the exploit demonstration does not match any technology that Nissan provides to customers.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-294"],"references":["https://chaos-lab.blogspot.com/2023/05/nissan-sylphy-classic-2021-fixed-code.html","https://twitter.com/Kevin2600/status/1658059570806415365","https://www.youtube.com/watch?v=GG1utSdYG1k","https://chaos-lab.blogspot.com/2023/05/nissan-sylphy-classic-2021-fixed-code.html","https://twitter.com/Kevin2600/status/1658059570806415365"],"products":["nissan:sylphy_classic_2021_firmware"],"source":"nvd","synced_at":"2026-10-19T21:38:18.424950729+00:00"},"epss":{"cve":"CVE-2023-33281","score":0.00566,"percentile":0.47002,"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."]}