{"id":"CVE-2021-20804","aliases":["EUVD-2021-8216","GHSA-xqqp-wpjp-4w5q"],"status":"published","title":"Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of...","description":"Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of service (DoS) condition via unspecified vectors.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01134,"percentile":0.6674,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-10-13T08:31:01Z","modified":"2026-06-17T03:34:28Z","products":[{"vendor":"cybozu","product":"remote_service_manager"},{"vendor":"cybozu, inc.","product":"cybozu remote service"}],"references":[{"url":"https://jvn.jp/en/jp/JVN52694228/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://kb.cybozu.support/article/37426","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20804"},{"url":"https://github.com/advisories/GHSA-xqqp-wpjp-4w5q"}],"sources":{"cve":[{"id":"CVE-2021-20804","description":"Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of service (DoS) condition via unspecified vectors.","status":"published","published":"2021-10-13T08:31:01Z","modified":"2024-08-03T17:53:22.817Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-8216","description":"Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of service (DoS) condition via unspecified vectors.","status":"published","published":"2021-10-13T08:31:01Z","modified":"2024-08-03T17:53:22Z","updated_at":"2026-11-03T03:25:07.874589Z"}],"ghsa":[{"id":"GHSA-xqqp-wpjp-4w5q","title":"Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of...","description":"Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of service (DoS) condition via unspecified vectors.","status":"published","published":"2022-05-24T19:17:25Z","modified":"2023-01-30T05:02:48Z","updated_at":"2026-11-02T14:46:43.162136Z"}],"nvd":[{"id":"CVE-2021-20804","description":"Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of service (DoS) condition via unspecified vectors.","status":"published","published":"2021-10-13T09:15:08.09Z","modified":"2026-06-17T03:34:28.763Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:59.689345Z"}]}}