{"id":"CVE-2021-20653","aliases":["EUVD-2021-8071","GHSA-2h56-v244-fqpv"],"status":"published","title":"Calsos CSDJ (CSDJ-B 01.08.00 and earlier, CSDJ-H 01.08.00 and earlier, CSDJ-D 01.08.00 and...","description":"Calsos CSDJ (CSDJ-B 01.08.00 and earlier, CSDJ-H 01.08.00 and earlier, CSDJ-D 01.08.00 and earlier, and CSDJ-A 03.08.00 and earlier) allows remote attackers to bypass access restriction and to obtain unauthorized historical data without access privileges via unspecified vectors.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01249,"percentile":0.69779,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-276"],"published":"2021-02-17T02:05:29Z","modified":"2026-06-17T03:34:11Z","products":[{"vendor":"nec","product":"csdj-a_firmware"},{"vendor":"nec","product":"csdj-b_firmware"},{"vendor":"nec","product":"csdj-d_firmware"},{"vendor":"nec","product":"csdj-h_firmware"},{"vendor":"nec platforms, ltd.","product":"calsos csdj"}],"references":[{"url":"https://jpn.nec.com/security-info/secinfo/nv21-006.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://jvn.jp/en/jp/JVN87164507/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20653"},{"url":"https://github.com/advisories/GHSA-2h56-v244-fqpv"}],"sources":{"cve":[{"id":"CVE-2021-20653","description":"Calsos CSDJ (CSDJ-B 01.08.00 and earlier, CSDJ-H 01.08.00 and earlier, CSDJ-D 01.08.00 and earlier, and CSDJ-A 03.08.00 and earlier) allows remote attackers to bypass access restriction and to obtain unauthorized historical data without access privileges via unspecified vectors.","status":"published","published":"2021-02-17T02:05:29Z","modified":"2024-08-03T17:45:45.463Z","updated_at":"2026-11-02T14:32:55.19484Z"}],"euvd":[{"id":"EUVD-2021-8071","description":"Calsos CSDJ (CSDJ-B 01.08.00 and earlier, CSDJ-H 01.08.00 and earlier, CSDJ-D 01.08.00 and earlier, and CSDJ-A 03.08.00 and earlier) allows remote attackers to bypass access restriction and to obtain unauthorized historical data without access privileges via unspecified vectors.","status":"published","published":"2021-02-17T02:05:29Z","modified":"2024-08-03T17:45:45Z","updated_at":"2026-11-03T03:25:08.888273Z"}],"ghsa":[{"id":"GHSA-2h56-v244-fqpv","title":"Calsos CSDJ (CSDJ-B 01.08.00 and earlier, CSDJ-H 01.08.00 and earlier, CSDJ-D 01.08.00 and...","description":"Calsos CSDJ (CSDJ-B 01.08.00 and earlier, CSDJ-H 01.08.00 and earlier, CSDJ-D 01.08.00 and earlier, and CSDJ-A 03.08.00 and earlier) allows remote attackers to bypass access restriction and to obtain unauthorized historical data without access privileges via unspecified vectors.","status":"published","published":"2022-05-24T17:42:32Z","modified":"2023-01-29T05:05:49Z","cwes":["CWE-276"],"updated_at":"2026-11-02T14:45:52.819939Z"}],"nvd":[{"id":"CVE-2021-20653","description":"Calsos CSDJ (CSDJ-B 01.08.00 and earlier, CSDJ-H 01.08.00 and earlier, CSDJ-D 01.08.00 and earlier, and CSDJ-A 03.08.00 and earlier) allows remote attackers to bypass access restriction and to obtain unauthorized historical data without access privileges via unspecified vectors.","status":"published","published":"2021-02-17T03:15:12.21Z","modified":"2026-06-17T03:34:11.507Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:06:50.031227Z"}]}}