{"id":"CVE-2021-40008","aliases":["EUVD-2021-27198","GHSA-2c7w-qmwm-xgjp"],"status":"published","title":"There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800...","description":"There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.","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":"2026-11-12","score":0.00677,"percentile":0.52769,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-772"],"published":"2021-12-13T15:48:05Z","modified":"2026-06-17T04:06:23Z","products":[{"vendor":"huawei","product":"cloudengine_12800_firmware"},{"vendor":"huawei","product":"cloudengine_5800_firmware"},{"vendor":"huawei","product":"cloudengine_6800_firmware"},{"vendor":"huawei","product":"cloudengine_7800_firmware"}],"references":[{"url":"https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211208-01-memleak-en","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40008"},{"url":"https://github.com/advisories/GHSA-2c7w-qmwm-xgjp"}],"sources":{"cve":[{"id":"CVE-2021-40008","description":"There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.","status":"published","published":"2021-12-13T15:48:05Z","modified":"2024-08-04T02:27:30.309Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27198","description":"There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.","status":"published","published":"2021-12-13T15:48:05Z","modified":"2024-08-04T02:27:30Z","updated_at":"2026-11-03T03:24:21.810275Z"}],"ghsa":[{"id":"GHSA-2c7w-qmwm-xgjp","title":"There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800...","description":"There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.","status":"published","published":"2021-12-14T00:00:34Z","modified":"2023-02-01T05:07:01Z","cwes":["CWE-772"],"updated_at":"2026-11-02T14:50:27.906349Z"}],"nvd":[{"id":"CVE-2021-40008","description":"There is a memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.","status":"published","published":"2021-12-13T16:15:09.923Z","modified":"2026-06-17T04:06:23.13Z","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":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-772"],"updated_at":"2026-11-02T14:07:02.189991Z"}]}}