{"id":"CVE-2020-12773","aliases":["EUVD-2020-5058","GHSA-wmgf-fhc9-5pvg"],"status":"published","title":"Realtek ADSL/PON Modem SoC - Security Misconfiguration","description":"A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC firmware, which allows attackers using a default password to execute arbitrary commands remotely via the build-in network monitoring tool.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01163,"percentile":0.67454,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-06-08T07:20:18Z","modified":"2026-06-17T02:52:16Z","products":[{"vendor":"realtek","product":"adsl/pon modem soc"},{"vendor":"realtek","product":"adsl_router_soc_firmware"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-3681-2a3f6-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12773"},{"url":"https://github.com/advisories/GHSA-wmgf-fhc9-5pvg"}],"sources":{"cve":[{"id":"CVE-2020-12773","title":"Realtek ADSL/PON Modem SoC - Security Misconfiguration","description":"A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC firmware, which allows attackers using a default password to execute arbitrary commands remotely via the build-in network monitoring tool.","status":"published","published":"2020-06-08T07:20:18.866Z","modified":"2024-09-17T04:09:35.498Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:35:53.236501Z"}],"euvd":[{"id":"EUVD-2020-5058","description":"A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC firmware, which allows attackers using a default password to execute arbitrary commands remotely via the build-in network monitoring tool.","status":"published","published":"2020-06-08T07:20:18Z","modified":"2024-09-17T04:09:35Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-03T00:28:25.314109Z"}],"ghsa":[{"id":"GHSA-wmgf-fhc9-5pvg","title":"A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC...","description":"A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC firmware, which allows attackers using a default password to execute arbitrary commands remotely via the build-in network monitoring tool.","status":"published","published":"2022-05-24T17:19:31Z","modified":"2023-01-29T05:02:51Z","updated_at":"2026-11-02T14:45:10.945052Z"}],"nvd":[{"id":"CVE-2020-12773","description":"A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC firmware, which allows attackers using a default password to execute arbitrary commands remotely via the build-in network monitoring tool.","status":"published","published":"2020-06-08T08:15:13.327Z","modified":"2026-06-17T02:52:16.99Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:05.962132Z"}]}}