{"id":"CVE-2021-22292","aliases":["EUVD-2021-9438","GHSA-xpxm-9vvw-pjc3"],"status":"published","title":"There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10....","description":"There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00915,"percentile":0.60468,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2021-02-06T02:09:20Z","modified":"2026-06-17T03:36:56Z","products":[{"vendor":"huawei","product":"ecns280_firmware"}],"references":[{"url":"https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210113-02-dos-en","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22292"},{"url":"https://github.com/advisories/GHSA-xpxm-9vvw-pjc3"}],"sources":{"cve":[{"id":"CVE-2021-22292","description":"There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS.","status":"published","published":"2021-02-06T02:09:20Z","modified":"2024-08-03T18:37:18.504Z","updated_at":"2026-11-02T14:32:57.701381Z"}],"euvd":[{"id":"EUVD-2021-9438","description":"There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS.","status":"published","published":"2021-02-06T02:09:20Z","modified":"2024-08-03T18:37:18Z","updated_at":"2026-11-03T03:25:03.183524Z"}],"ghsa":[{"id":"GHSA-xpxm-9vvw-pjc3","title":"There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10....","description":"There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS.","status":"published","published":"2022-05-24T17:41:14Z","modified":"2023-01-27T05:02:41Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:42:05.364036Z"}],"nvd":[{"id":"CVE-2021-22292","description":"There is a denial of service (DoS) vulnerability in eCNS280 versions V100R005C00, V100R005C10. Due to a design defect, remote unauthorized attackers send a large number of specific messages to affected devices, causing system resource exhaustion and web application DoS.","status":"published","published":"2021-02-06T03:15:12.72Z","modified":"2026-06-17T03:36:56.983Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:49.660551Z"}]}}