{"id":"CVE-2019-19148","aliases":["EUVD-2019-8780","GHSA-qc5f-x648-v8vv"],"status":"published","title":"Tellabs Optical Line Terminal (OLT) 1150 devices allow Remote Command Execution via the -l option...","description":"Tellabs Optical Line Terminal (OLT) 1150 devices allow Remote Command Execution via the -l option to TELNET or SSH. Tellabs has addressed this issue in the SR30.1 and SR31.1 release on February 18, 2020.","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":"2026-11-10","score":0.07875,"percentile":0.94751,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2020-03-20T17:17:12Z","modified":"2026-06-17T02:26:13Z","products":[{"vendor":"tellabs","product":"optical_line_terminal_1150_firmware"}],"references":[{"url":"https://github.com/ellwoodthewood/tellabs_rce","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://docs.tellabs.com/articles/#%21vulnerability-response/cve-2019-19148","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19148"},{"url":"https://docs.tellabs.com/articles/#!vulnerability-response/cve-2019-19148"},{"url":"https://github.com/advisories/GHSA-qc5f-x648-v8vv"}],"sources":{"cve":[{"id":"CVE-2019-19148","description":"Tellabs Optical Line Terminal (OLT) 1150 devices allow Remote Command Execution via the -l option to TELNET or SSH. Tellabs has addressed this issue in the SR30.1 and SR31.1 release on February 18, 2020.","status":"published","published":"2020-03-20T17:17:12Z","modified":"2024-08-05T02:09:39.379Z","updated_at":"2026-11-02T14:20:20.74896Z"}],"euvd":[{"id":"EUVD-2019-8780","description":"Tellabs Optical Line Terminal (OLT) 1150 devices allow Remote Command Execution via the -l option to TELNET or SSH. Tellabs has addressed this issue in the SR30.1 and SR31.1 release on February 18, 2020.","status":"published","published":"2020-03-20T17:17:12Z","modified":"2024-08-05T02:09:39Z","updated_at":"2026-11-03T02:40:26.287407Z"}],"ghsa":[{"id":"GHSA-qc5f-x648-v8vv","title":"Tellabs Optical Line Terminal (OLT) 1150 devices allow Remote Command Execution via the -l option...","description":"Tellabs Optical Line Terminal (OLT) 1150 devices allow Remote Command Execution via the -l option to TELNET or SSH.","status":"published","published":"2022-05-24T17:12:02Z","modified":"2023-01-29T05:02:08Z","updated_at":"2026-11-02T14:45:00.10333Z"}],"nvd":[{"id":"CVE-2019-19148","description":"Tellabs Optical Line Terminal (OLT) 1150 devices allow Remote Command Execution via the -l option to TELNET or SSH. Tellabs has addressed this issue in the SR30.1 and SR31.1 release on February 18, 2020.","status":"published","published":"2020-03-20T18:15:13.76Z","modified":"2026-06-17T02:26:13.79Z","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"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:05:45.254119Z"}]}}