{"id":"CVE-2021-31605","aliases":["EUVD-2021-0162","GHSA-4258-vcjw-wwxx","PYSEC-2021-353"],"status":"published","title":"furlongm openvpn-monitor command injection","description":"furlongm openvpn-monitor through 1.1.3 allows %0a command injection via the OpenVPN management interface socket. This can shut down the server via signal%20SIGTERM.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.03405,"percentile":0.89038,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77","CWE-78"],"published":"2021-09-27T05:35:24Z","modified":"2026-10-20T10:54:40Z","affected":[{"source":"ghsa","ecosystem":"PyPI","package":"openvpn-monitor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.3"}]}]},{"source":"osv","ecosystem":"PyPI","package":"openvpn-monitor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.3"}]}],"versions":["1.0.0","1.1.2","1.1.3"]},{"source":"osv","ecosystem":"PyPI","package":"openvpn-monitor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0","1.1.2","1.1.3","2.0.2","2.0.3","2.0.4"]}],"products":[{"vendor":"openvpn-monitor_project","product":"openvpn-monitor"}],"references":[{"url":"https://github.com/furlongm/openvpn-monitor/releases","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"http://packetstormsecurity.com/files/164278/OpenVPN-Monitor-1.1.3-Command-Injection.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31605","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/openvpn-monitor/PYSEC-2021-353.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-4258-vcjw-wwxx","tags":["advisory"]},{"url":"https://github.com/furlongm/openvpn-monitor","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-31605","description":"furlongm openvpn-monitor through 1.1.3 allows %0a command injection via the OpenVPN management interface socket. This can shut down the server via signal%20SIGTERM.","status":"published","published":"2021-09-27T05:35:24Z","modified":"2024-08-03T23:03:33.641Z","updated_at":"2026-11-02T14:33:05.665371Z"}],"euvd":[{"id":"EUVD-2021-0162","description":"furlongm openvpn-monitor through 1.1.3 allows %0a command injection via the OpenVPN management interface socket. This can shut down the server via signal%20SIGTERM.","status":"published","published":"2021-09-27T05:35:24Z","modified":"2024-08-03T23:03:33Z","updated_at":"2026-11-03T03:24:38.977347Z"}],"ghsa":[{"id":"GHSA-4258-vcjw-wwxx","title":"furlongm openvpn-monitor command injection","description":"furlongm openvpn-monitor through 1.1.3 allows `%0a` command injection via the OpenVPN management interface socket. This can shut down the server via signal `SIGTERM`.","status":"published","published":"2022-05-24T19:15:55Z","modified":"2024-10-08T12:40:23Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:38:08.742903Z"}],"nvd":[{"id":"CVE-2021-31605","description":"furlongm openvpn-monitor through 1.1.3 allows %0a command injection via the OpenVPN management interface socket. This can shut down the server via signal%20SIGTERM.","status":"published","published":"2021-09-27T06:15:07.817Z","modified":"2026-06-17T03:52:03.963Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:06:58.933037Z"}],"osv":[{"id":"CVE-2021-31605","description":"furlongm openvpn-monitor through 1.1.3 allows %0a command injection via the OpenVPN management interface socket. This can shut down the server via signal%20SIGTERM.","status":"published","published":"2021-09-27T06:15:07.817Z","modified":"2026-10-20T10:54:40.698112856Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:19.483607Z"},{"id":"GHSA-4258-vcjw-wwxx","title":"furlongm openvpn-monitor command injection","description":"furlongm openvpn-monitor through 1.1.3 allows `%0a` command injection via the OpenVPN management interface socket. This can shut down the server via signal `SIGTERM`.","status":"published","published":"2022-05-24T19:15:55Z","modified":"2024-10-08T13:20:47.126936Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T15:46:36.434231Z"},{"id":"PYSEC-2021-353","description":"furlongm openvpn-monitor through 1.1.3 allows %0a command injection via the OpenVPN management interface socket. This can shut down the server via signal%20SIGTERM.","status":"published","published":"2021-09-27T06:15:00Z","modified":"2026-06-10T17:02:24.857814656Z","updated_at":"2026-11-02T15:52:52.682031Z"}]}}