{"id":"CVE-2019-5256","aliases":["EUVD-2019-14861","GHSA-9x6m-qh7h-v267"],"status":"published","title":"Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600...","description":"Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have a null pointer dereference vulnerability. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00205,"percentile":0.10566,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2019-12-13T22:45:34Z","modified":"2026-06-17T02:37:23Z","products":[{"vendor":"huawei","product":"ap2000_firmware"},{"vendor":"huawei","product":"espace_u1981_firmware"},{"vendor":"huawei","product":"ips_firmware"},{"vendor":"huawei","product":"ngfw_firmware"},{"vendor":"huawei","product":"nip6300_firmware"},{"vendor":"huawei","product":"nip6600_firmware"},{"vendor":"huawei","product":"nip6800_firmware"},{"vendor":"huawei","product":"s5700_firmware"},{"vendor":"huawei","product":"secospace_antiddos8000_firmware"},{"vendor":"huawei","product":"secospace_usg6300_firmware"},{"vendor":"huawei","product":"secospace_usg6500_firmware"},{"vendor":"huawei","product":"secospace_usg6600_firmware"},{"vendor":"huawei","product":"semg9811_firmware"},{"vendor":"huawei","product":"svn5600_firmware"},{"vendor":"huawei","product":"svn5800-c_firmware"},{"vendor":"huawei","product":"svn5800_firmware"},{"vendor":"huawei","product":"usg6000v_firmware"}],"references":[{"url":"https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191211-01-ssp-en","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5256"},{"url":"https://github.com/advisories/GHSA-9x6m-qh7h-v267"}],"sources":{"cve":[{"id":"CVE-2019-5256","description":"Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have a null pointer dereference vulnerability. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot.","status":"published","published":"2019-12-13T22:45:34Z","modified":"2024-08-04T19:47:56.652Z","updated_at":"2026-11-02T14:20:18.746972Z"}],"euvd":[{"id":"EUVD-2019-14861","description":"Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have a null pointer dereference vulnerability. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot.","status":"published","published":"2019-12-13T22:45:34Z","modified":"2024-08-04T19:47:56Z","updated_at":"2026-11-03T03:06:52.999682Z"}],"ghsa":[{"id":"GHSA-9x6m-qh7h-v267","title":"Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600...","description":"Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have a null pointer dereference vulnerability. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot.","status":"published","published":"2022-05-24T17:03:40Z","modified":"2023-01-29T05:00:42Z","updated_at":"2026-11-02T14:44:38.905828Z"}],"nvd":[{"id":"CVE-2019-5256","description":"Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace AntiDDoS8000;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG6000V;eSpace U1981) have a null pointer dereference vulnerability. The system dereferences a pointer that it expects to be valid, but is NULL. A local attacker could exploit this vulnerability by sending crafted parameters. A successful exploit could cause a denial of service and the process reboot.","status":"published","published":"2019-12-13T23:15:11.817Z","modified":"2026-06-17T02:37:23.197Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}