{"id":"CVE-2021-22484","aliases":["EUVD-2021-9630","GHSA-5g7g-x455-7hxw"],"status":"published","title":"Some Huawei wearables have a vulnerability of not verifying the actual data size when reading...","description":"Some Huawei wearables have a vulnerability of not verifying the actual data size when reading data.\n\n\n\n\nSuccessful exploitation of this vulnerability may cause a server out of memory (OOM).","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":"2026-11-11","score":0.00298,"percentile":0.22738,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125","CWE-20"],"published":"2024-12-28T06:50:40Z","modified":"2026-06-17T03:37:18Z","products":[{"vendor":"huawei","product":"harmonyos"}],"references":[{"url":"https://device.harmonyos.com/en/docs/security/update/security-bulletins-wearables-202108-0000001135186780","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22484"},{"url":"https://github.com/advisories/GHSA-5g7g-x455-7hxw"}],"sources":{"cve":[{"id":"CVE-2021-22484","description":"Some Huawei wearables have a vulnerability of not verifying the actual data size when reading data.\n\n\n\n\nSuccessful exploitation of this vulnerability may cause a server out of memory (OOM).","status":"published","published":"2024-12-28T06:50:40.877Z","modified":"2024-12-28T16:25:52.298Z","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":"adp"}],"cwes":["CWE-20","CWE-125"],"updated_at":"2026-11-02T14:32:57.701381Z"}],"euvd":[{"id":"EUVD-2021-9630","description":"Some Huawei wearables have a vulnerability of not verifying the actual data size when reading data.\n\n\n\n\nSuccessful exploitation of this vulnerability may cause a server out of memory (OOM).","status":"published","published":"2024-12-28T06:50:40Z","modified":"2024-12-28T16:25:52Z","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"}],"updated_at":"2026-11-03T00:04:32.209772Z"}],"ghsa":[{"id":"GHSA-5g7g-x455-7hxw","title":"Some Huawei wearables have a vulnerability of not verifying the actual data size when reading...","description":"Some Huawei wearables have a vulnerability of not verifying the actual data size when reading data.\n\n\n\n\nSuccessful exploitation of this vulnerability may cause a server out of memory (OOM).","status":"published","published":"2024-12-28T09:31:28Z","modified":"2024-12-28T18:31:50Z","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-20","CWE-125"],"updated_at":"2026-11-02T14:59:17.039565Z"}],"nvd":[{"id":"CVE-2021-22484","description":"Some Huawei wearables have a vulnerability of not verifying the actual data size when reading data.\n\n\n\n\nSuccessful exploitation of this vulnerability may cause a server out of memory (OOM).","status":"published","published":"2024-12-28T07:15:18.723Z","modified":"2026-06-17T03:37:18.287Z","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":"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":"secondary"}],"cwes":["CWE-20","CWE-125"],"updated_at":"2026-11-02T14:07:08.629518Z"}]}}