{"id":"CVE-2020-1858","aliases":["EUVD-2020-12684","GHSA-28j5-v67p-rr85"],"status":"published","title":"Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace...","description":"Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace USG6600 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100; and USG9500 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100 have a denial of service vulnerability. Attackers need to perform a series of operations in a special scenario to exploit this vulnerability. Successful exploit may cause the new connections can't be established, result in a denial of service.","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":0.00767,"percentile":0.55839,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-02-17T19:30:02Z","modified":"2026-06-17T03:02:30Z","products":[{"vendor":"huawei","product":"nip6800"},{"vendor":"huawei","product":"nip6800_firmware"},{"vendor":"huawei","product":"secospace usg6600"},{"vendor":"huawei","product":"secospace_usg6600_firmware"},{"vendor":"huawei","product":"usg9500"},{"vendor":"huawei","product":"usg9500_firmware"}],"references":[{"url":"http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200205-01-dos-en","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200219-04-dos-en","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1858"},{"url":"https://github.com/advisories/GHSA-28j5-v67p-rr85"}],"sources":{"cve":[{"id":"CVE-2020-1858","description":"Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace USG6600 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100; and USG9500 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100 have a denial of service vulnerability. Attackers need to perform a series of operations in a special scenario to exploit this vulnerability. Successful exploit may cause the new connections can't be established, result in a denial of service.","status":"published","published":"2020-02-17T19:30:02Z","modified":"2024-08-04T06:53:58.976Z","updated_at":"2026-11-02T14:35:56.213477Z"}],"euvd":[{"id":"EUVD-2020-12684","description":"Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace USG6600 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100; and USG9500 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100 have a denial of service vulnerability. Attackers need to perform a series of operations in a special scenario to exploit this vulnerability. Successful exploit may cause the new connections can't be established, result in a denial of service.","status":"published","published":"2020-02-17T19:30:02Z","modified":"2024-08-04T06:53:58Z","updated_at":"2026-11-03T03:08:11.523019Z"}],"ghsa":[{"id":"GHSA-28j5-v67p-rr85","title":"Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace...","description":"Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace USG6600 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100; and USG9500 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100 have a denial of service vulnerability. Attackers need to perform a series of operations in a special scenario to exploit this vulnerability. Successful exploit may cause the new connections can't be established, result in a denial of service.","status":"published","published":"2022-05-24T17:09:10Z","modified":"2023-01-29T05:01:30Z","updated_at":"2026-11-02T14:44:50.331765Z"}],"nvd":[{"id":"CVE-2020-1858","description":"Huawei products NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00SPC100; Secospace USG6600 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100; and USG9500 versions V500R001C30SPC600, V500R001C60SPC500, and V500R005C00SPC100 have a denial of service vulnerability. Attackers need to perform a series of operations in a special scenario to exploit this vulnerability. Successful exploit may cause the new connections can't be established, result in a denial of service.","status":"published","published":"2020-02-17T20:15:11.71Z","modified":"2026-06-17T03:02:30.76Z","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"}],"updated_at":"2026-11-02T14:05:54.796125Z"}]}}