{"id":"CVE-2023-3939","aliases":["EUVD-2023-44565","GHSA-mvc4-fr9f-g4j8"],"status":"published","title":"Multiple command injection in ZkTeco-based OEM devices","description":"Improper Neutralization of Special Elements used in an OS Command ('OS \nCommand Injection') vulnerability in ZkTeco-based OEM devices allows OS \nCommand Injection. \nSince all the found command implementations are executed from the \nsuperuser, their impact is the maximum possible.\nThis issue affects \nZkTeco-based OEM devices (ZkTeco ProFace X, Smartec ST-FR043, Smartec \nST-FR041ME and possibly others) with the ZAM170-NF-1.8.25-7354-Ver1.0.0 \nand possibly other.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01324,"percentile":0.71132,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2024-05-21T09:45:00Z","modified":"2026-06-17T06:15:23Z","products":[{"vendor":"zkteco","product":"facedepot_7b"},{"vendor":"zkteco","product":"smartec_st_fr041me"},{"vendor":"zkteco","product":"smartec_st_fr043"},{"vendor":"zkteco","product":"zkteco-based oem devices with firmware zam170-nf-1.8.25-7354-ver1.0.0"}],"references":[{"url":"https://github.com/klsecservices/Advisories/blob/master/K-ZkTeco-2023-002.md","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3939"},{"url":"https://github.com/advisories/GHSA-mvc4-fr9f-g4j8"}],"sources":{"cve":[{"id":"CVE-2023-3939","title":"Multiple command injection in ZkTeco-based OEM devices","description":"Improper Neutralization of Special Elements used in an OS Command ('OS \nCommand Injection') vulnerability in ZkTeco-based OEM devices allows OS \nCommand Injection. \nSince all the found command implementations are executed from the \nsuperuser, their impact is the maximum possible.\nThis issue affects \nZkTeco-based OEM devices (ZkTeco ProFace X, Smartec ST-FR043, Smartec \nST-FR041ME and possibly others) with the ZAM170-NF-1.8.25-7354-Ver1.0.0 \nand possibly other.","status":"published","published":"2024-05-21T09:45:00.639Z","modified":"2024-08-02T07:08:50.765Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:35:24.360381Z"}],"euvd":[{"id":"EUVD-2023-44565","description":"Improper Neutralization of Special Elements used in an OS Command ('OS \nCommand Injection') vulnerability in ZkTeco-based OEM devices allows OS \nCommand Injection. \nSince all the found command implementations are executed from the \nsuperuser, their impact is the maximum possible.\nThis issue affects \nZkTeco-based OEM devices (ZkTeco ProFace X, Smartec ST-FR043, Smartec \nST-FR041ME and possibly others) with the ZAM170-NF-1.8.25-7354-Ver1.0.0 \nand possibly other.","status":"published","published":"2024-05-21T09:45:00Z","modified":"2024-08-02T07:08:50Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T03:50:12.64889Z"}],"ghsa":[{"id":"GHSA-mvc4-fr9f-g4j8","title":"Improper Neutralization of Special Elements used in an OS Command ('OS \nCommand Injection')...","description":"Improper Neutralization of Special Elements used in an OS Command ('OS \nCommand Injection') vulnerability in ZkTeco-based OEM devices allows OS \nCommand Injection. \nSince all the found command implementations are executed from the \nsuperuser, their impact is the maximum possible.\nThis issue affects \nZkTeco-based OEM devices (ZkTeco ProFace X, Smartec ST-FR043, Smartec \nST-FR041ME and possibly others) with the ZAM170-NF-1.8.25-7354-Ver1.0.0 \nand possibly other.","status":"published","published":"2024-05-21T12:30:52Z","modified":"2024-05-21T12:30:53Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:57:23.839378Z"}],"nvd":[{"id":"CVE-2023-3939","description":"Improper Neutralization of Special Elements used in an OS Command ('OS \nCommand Injection') vulnerability in ZkTeco-based OEM devices allows OS \nCommand Injection. \nSince all the found command implementations are executed from the \nsuperuser, their impact is the maximum possible.\nThis issue affects \nZkTeco-based OEM devices (ZkTeco ProFace X, Smartec ST-FR043, Smartec \nST-FR041ME and possibly others) with the ZAM170-NF-1.8.25-7354-Ver1.0.0 \nand possibly other.","status":"published","published":"2024-05-21T10:15:09.683Z","modified":"2026-06-17T06:15:23.25Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:09:15.329996Z"}]}}