{"id":"CVE-2021-4470","aliases":["EUVD-2021-34721","GHSA-vqv4-pwx4-w694"],"status":"published","title":"TG8 Firewall Unauthenticated RCE via runphpcmd.php","description":"TG8 Firewall contains a pre-authentication remote code execution vulnerability in the runphpcmd.php endpoint. The syscmd POST parameter is passed directly to a system command without validation and executed with root privileges. A remote, unauthenticated attacker can supply crafted values to execute arbitrary operating system commands as root, resulting in full device compromise.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00836,"percentile":0.58165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2025-11-14T22:50:45Z","modified":"2026-06-17T04:19:49Z","products":[{"vendor":"tg8","product":"tg8 firewall"}],"references":[{"url":"https://ssd-disclosure.com/ssd-advisory-tg8-firewall-preauth-rce-and-password-disclosure/","tags":["technical-description","exploit"]},{"url":"https://web.archive.org/web/20211024224240/http://www.tg8security.com/","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/tg8-firewall-unauthenticated-rce-via-runphpcmd-php","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4470"},{"url":"https://ssd-disclosure.com/ssd-advisory-tg8-firewall-preauth-rce-and-password-disclosure"},{"url":"https://web.archive.org/web/20211024224240/http://www.tg8security.com"},{"url":"https://github.com/advisories/GHSA-vqv4-pwx4-w694"}],"sources":{"cve":[{"id":"CVE-2021-4470","title":"TG8 Firewall Unauthenticated RCE via runphpcmd.php","description":"TG8 Firewall contains a pre-authentication remote code execution vulnerability in the runphpcmd.php endpoint. The syscmd POST parameter is passed directly to a system command without validation and executed with root privileges. A remote, unauthenticated attacker can supply crafted values to execute arbitrary operating system commands as root, resulting in full device compromise.","status":"published","published":"2025-11-14T22:50:45.716Z","modified":"2025-11-18T16:20:30.649Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:33:07.697752Z"}],"euvd":[{"id":"EUVD-2021-34721","description":"TG8 Firewall contains a pre-authentication remote code execution vulnerability in the runphpcmd.php endpoint. The syscmd POST parameter is passed directly to a system command without validation and executed with root privileges. A remote, unauthenticated attacker can supply crafted values to execute arbitrary operating system commands as root, resulting in full device compromise.","status":"published","published":"2025-11-14T22:50:45Z","modified":"2025-11-18T16:20:30Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:49:15.806163Z"}],"ghsa":[{"id":"GHSA-vqv4-pwx4-w694","title":"TG8 Firewall contains a pre-authentication remote code execution vulnerability in the runphpcmd...","description":"TG8 Firewall contains a pre-authentication remote code execution vulnerability in the runphpcmd.php endpoint. The syscmd POST parameter is passed directly to a system command without validation and executed with root privileges. A remote, unauthenticated attacker can supply crafted values to execute arbitrary operating system commands as root, resulting in full device compromise.","status":"published","published":"2025-11-15T00:30:26Z","modified":"2025-11-15T00:30:32Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:04:49.095554Z"}],"nvd":[{"id":"CVE-2021-4470","description":"TG8 Firewall contains a pre-authentication remote code execution vulnerability in the runphpcmd.php endpoint. The syscmd POST parameter is passed directly to a system command without validation and executed with root privileges. A remote, unauthenticated attacker can supply crafted values to execute arbitrary operating system commands as root, resulting in full device compromise.","status":"published","published":"2025-11-14T23:15:43.087Z","modified":"2026-06-17T04:19:49.54Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:07:09.005706Z"}]}}