{"id":"CVE-2019-20049","aliases":["EUVD-2019-10605","GHSA-m4xm-rpf5-x7rv"],"status":"published","title":"An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated...","description":"An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated attacker can chain a directory traversal (which helps to bypass authentication) with an insecure file upload to achieve Remote Code Execution as SYSTEM. The directory traversal is in the __construct() whereas the insecure file upload is in SetSkinImages().","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.12805,"percentile":0.96314,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-12-27T18:18:22Z","modified":"2026-06-17T02:29:53Z","products":[{"vendor":"al-enterprise","product":"omnivista_4760"}],"references":[{"url":"https://git.lsd.cat/g/omnivista-rce","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/47761","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://packetstormsecurity.com/files/155595/Alcatel-Lucent-Omnivista-8770-Remote-Code-Execution.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.al-enterprise.com/en/-/media/assets/internet/documents/sa-c0065-ov8770-rce-vulnerability-en.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-20049"},{"url":"https://github.com/advisories/GHSA-m4xm-rpf5-x7rv"}],"sources":{"cve":[{"id":"CVE-2019-20049","description":"An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated attacker can chain a directory traversal (which helps to bypass authentication) with an insecure file upload to achieve Remote Code Execution as SYSTEM. The directory traversal is in the __construct() whereas the insecure file upload is in SetSkinImages().","status":"published","published":"2019-12-27T18:18:22Z","modified":"2024-08-05T02:32:10.482Z","updated_at":"2026-11-02T14:20:17.431882Z"}],"euvd":[{"id":"EUVD-2019-10605","description":"An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated attacker can chain a directory traversal (which helps to bypass authentication) with an insecure file upload to achieve Remote Code Execution as SYSTEM. The directory traversal is in the __construct() whereas the insecure file upload is in SetSkinImages().","status":"published","published":"2019-12-27T18:18:22Z","modified":"2024-08-05T02:32:10Z","updated_at":"2026-11-03T02:40:23.251012Z"}],"ghsa":[{"id":"GHSA-m4xm-rpf5-x7rv","title":"An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated...","description":"An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated attacker can chain a directory traversal (which helps to bypass authentication) with an insecure file upload to achieve Remote Code Execution as SYSTEM. The directory traversal is in the __construct() whereas the insecure file upload is in SetSkinImages().","status":"published","published":"2022-05-24T17:05:12Z","modified":"2023-01-29T05:00:59Z","updated_at":"2026-11-02T14:44:42.615019Z"}],"nvd":[{"id":"CVE-2019-20049","description":"An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated attacker can chain a directory traversal (which helps to bypass authentication) with an insecure file upload to achieve Remote Code Execution as SYSTEM. The directory traversal is in the __construct() whereas the insecure file upload is in SetSkinImages().","status":"published","published":"2019-12-27T19:15:12.723Z","modified":"2026-06-17T02:29:53.9Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:05:41.313583Z"}]}}