{"id":"CVE-2023-33965","aliases":["EUVD-2023-1890","GHSA-vfrj-fv6p-3cpf"],"status":"published","title":"Brook's tproxy server is vulnerable to a drive-by command injection.","description":"Brook is a cross-platform programmable network tool. The `tproxy` server is vulnerable to a drive-by command injection. An attacker may fool a victim into visiting a malicious web page which will trigger requests to the local `tproxy` service leading to remote code execution. A patch is available in version 20230606.","severity":{"version":"3.1","score":9.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0158,"percentile":0.75829,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-78"],"published":"2023-06-01T14:10:54Z","modified":"2026-10-28T02:30:57Z","fixes":[{"ecosystem":"Go","package":"github.com/txthinking/brook","fixed_in":["20230606"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/txthinking/brook","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20230606"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/txthinking/brook","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20230606"}]}]}],"products":[{"vendor":"txthinking","product":"brook"}],"references":[{"url":"https://github.com/txthinking/brook/security/advisories/GHSA-vfrj-fv6p-3cpf","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://github.com/txthinking/brook/commit/314d7070c37babf6c38a0fe1eada872bb74bf03e","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33965","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-vfrj-fv6p-3cpf"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33965.json","tags":["advisory"]},{"url":"https://github.com/txthinking/brook","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-33965","title":"Brook's tproxy server is vulnerable to a drive-by command injection.","description":"Brook is a cross-platform programmable network tool. The `tproxy` server is vulnerable to a drive-by command injection. An attacker may fool a victim into visiting a malicious web page which will trigger requests to the local `tproxy` service leading to remote code execution. A patch is available in version 20230606.","status":"published","published":"2023-06-01T14:10:54.644Z","modified":"2025-01-09T16:57:06.896Z","cvss":[{"version":"3.1","score":9.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:35:34.55015Z"}],"euvd":[{"id":"EUVD-2023-1890","description":"Brook is a cross-platform programmable network tool. The `tproxy` server is vulnerable to a drive-by command injection. An attacker may fool a victim into visiting a malicious web page which will trigger requests to the local `tproxy` service leading to remote code execution. A patch is available in version 20230606.","status":"published","published":"2023-06-01T14:10:54Z","modified":"2025-01-09T16:57:06Z","cvss":[{"version":"3.1","score":9.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:22.603579Z"}],"ghsa":[{"id":"GHSA-vfrj-fv6p-3cpf","title":"Brook's tproxy server is vulnerable to a drive-by command injection.","description":"The `tproxy` server is vulnerable to a drive-by command injection. An attacker may fool a victim into visiting a malicious web page which will trigger requests to the local `tproxy` service leading to remote code execution.","status":"published","published":"2023-06-06T01:38:11Z","modified":"2023-11-11T05:00:55Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:37:19.438667Z"}],"nvd":[{"id":"CVE-2023-33965","description":"Brook is a cross-platform programmable network tool. The `tproxy` server is vulnerable to a drive-by command injection. An attacker may fool a victim into visiting a malicious web page which will trigger requests to the local `tproxy` service leading to remote code execution. A patch is available in version 20230606.","status":"published","published":"2023-06-01T15:15:09.213Z","modified":"2026-06-17T06:02:36.98Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:08:03.795015Z"}],"osv":[{"id":"CVE-2023-33965","title":"Brook's tproxy server is vulnerable to a drive-by command injection.","description":"Brook is a cross-platform programmable network tool. The `tproxy` server is vulnerable to a drive-by command injection. An attacker may fool a victim into visiting a malicious web page which will trigger requests to the local `tproxy` service leading to remote code execution. A patch is available in version 20230606.","status":"published","published":"2023-06-01T14:10:54.644Z","modified":"2026-10-28T02:30:57.49413613Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:44:32.116263Z"},{"id":"GHSA-vfrj-fv6p-3cpf","title":"Brook's tproxy server is vulnerable to a drive-by command injection.","description":"The `tproxy` server is vulnerable to a drive-by command injection. An attacker may fool a victim into visiting a malicious web page which will trigger requests to the local `tproxy` service leading to remote code execution.","status":"published","published":"2023-06-06T01:38:11Z","modified":"2026-09-10T03:50:02.509686807Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:46:57.348035Z"}]}}