{"id":"CVE-2021-45916","aliases":["EUVD-2021-32631","GHSA-v723-7fm6-5c8m"],"status":"published","title":"SUN \u0026 MOON RISE CO., LTD. Shockwall - Improper Input Validation","description":"The programming function of Shockwall system has an improper input validation vulnerability. An authenticated attacker within the local area network can send malicious response to the server to disrupt the service partially.","severity":{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00312,"percentile":0.24321,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2022-01-03T10:10:20Z","modified":"2026-06-17T04:14:15Z","products":[{"vendor":"smr","product":"shenwang_endpoint_protection_security_system"},{"vendor":"sun \u0026 moon rise co., ltd.","product":"shockwall"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-5432-b9074-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-45916"},{"url":"https://github.com/advisories/GHSA-v723-7fm6-5c8m"}],"sources":{"cve":[{"id":"CVE-2021-45916","title":"SUN \u0026 MOON RISE CO., LTD. Shockwall - Improper Input Validation","description":"The programming function of Shockwall system has an improper input validation vulnerability. An authenticated attacker within the local area network can send malicious response to the server to disrupt the service partially.","status":"published","published":"2022-01-03T10:10:20.373Z","modified":"2024-09-16T16:38:51.598Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:33:02.580561Z"}],"euvd":[{"id":"EUVD-2021-32631","description":"The programming function of Shockwall system has an improper input validation vulnerability. An authenticated attacker within the local area network can send malicious response to the server to disrupt the service partially.","status":"published","published":"2022-01-03T10:10:20Z","modified":"2024-09-16T16:38:51Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-03T00:55:49.526752Z"}],"ghsa":[{"id":"GHSA-v723-7fm6-5c8m","title":"The programming function of Shockwall system has an improper input validation vulnerability. An...","description":"The programming function of Shockwall system has an improper input validation vulnerability. An authenticated attacker within the local area network can send malicious response to the server to disrupt the service partially.","status":"published","published":"2022-01-04T00:00:54Z","modified":"2023-02-03T05:04:10Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:53:29.869331Z"}],"nvd":[{"id":"CVE-2021-45916","description":"The programming function of Shockwall system has an improper input validation vulnerability. An authenticated attacker within the local area network can send malicious response to the server to disrupt the service partially.","status":"published","published":"2022-01-03T10:15:08.327Z","modified":"2026-06-17T04:14:15.057Z","cvss":[{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"3.1","score":3.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"primary"},{"version":"2.0","score":2.7,"vector":"AV:A/AC:L/Au:S/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:07:03.418194Z"}]}}