{"id":"CVE-2019-15977","aliases":["EUVD-2019-6871","GHSA-vwxm-w88w-cmq3"],"status":"published","title":"Cisco Data Center Network Manager Authentication Bypass Vulnerabilities","description":"Multiple vulnerabilities in the authentication mechanisms of Cisco Data Center Network Manager (DCNM) could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.3811,"percentile":0.98567,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-798"],"published":"2020-01-06T07:45:59Z","modified":"2026-06-17T02:21:27Z","exploits":[{"source":"exploitdb","id":"EDB-48020","title":"Cisco Data Center Network Manager 11.2.1 - 'LanFabricImpl' Command Injection","type":"webapps","platform":"java","date":"2020-02-06","verified":true,"url":"https://www.exploit-db.com/exploits/48020"}],"products":[{"vendor":"cisco","product":"cisco data center network manager"},{"vendor":"cisco","product":"data_center_network_manager"}],"references":[{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200102-dcnm-auth-bypass","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/156242/Cisco-Data-Center-Network-Manager-11.2.1-Command-Injection.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-15977"},{"url":"https://github.com/advisories/GHSA-vwxm-w88w-cmq3"}],"sources":{"cve":[{"id":"CVE-2019-15977","title":"Cisco Data Center Network Manager Authentication Bypass Vulnerabilities","description":"Multiple vulnerabilities in the authentication mechanisms of Cisco Data Center Network Manager (DCNM) could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2020-01-06T07:45:59.459Z","modified":"2024-11-15T17:49:05.594Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:20:21.397307Z"}],"euvd":[{"id":"EUVD-2019-6871","description":"Multiple vulnerabilities in the authentication mechanisms of Cisco Data Center Network Manager (DCNM) could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2020-01-06T07:45:59Z","modified":"2024-11-15T17:49:05Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:58.20762Z"}],"ghsa":[{"id":"GHSA-vwxm-w88w-cmq3","title":"Multiple vulnerabilities in the authentication mechanisms of Cisco Data Center Network Manager ...","description":"Multiple vulnerabilities in the authentication mechanisms of Cisco Data Center Network Manager (DCNM) could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2022-05-24T17:05:36Z","modified":"2023-02-11T05:05:54Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:54:04.413406Z"}],"nvd":[{"id":"CVE-2019-15977","description":"Multiple vulnerabilities in the authentication mechanisms of Cisco Data Center Network Manager (DCNM) could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2020-01-06T08:15:10.893Z","modified":"2026-06-17T02:21:27.603Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:C/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:05:41.313583Z"}]}}