{"id":"CVE-2023-33920","aliases":["EUVD-2023-38070","GHSA-mqj9-w9ch-6xmr"],"status":"published","title":"A vulnerability has been identified in CP-8031 MASTER MODULE (All versions \u003c CPCI85 V05), CP-8050...","description":"A vulnerability has been identified in CP-8031 MASTER MODULE (All versions \u003c CPCI85 V05), CP-8050 MASTER MODULE (All versions \u003c CPCI85 V05). The affected devices contain the hash of the root password in a hard-coded form, which could be exploited for UART console login to the device. An attacker with direct physical access could exploit this vulnerability.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00364,"percentile":0.30517,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2023-06-13T08:17:19Z","modified":"2026-06-17T06:02:31Z","products":[{"vendor":"siemens","product":"cp-8031 master module"},{"vendor":"siemens","product":"cp-8050 master module"},{"vendor":"siemens","product":"cpci85_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-731916.pdf","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2023/Jul/14","tags":["x_transferred"]},{"url":"http://packetstormsecurity.com/files/173370/Siemens-A8000-CP-8050-CP-8031-Code-Execution-Command-Injection.html","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33920"},{"url":"https://github.com/advisories/GHSA-mqj9-w9ch-6xmr"}],"sources":{"cve":[{"id":"CVE-2023-33920","description":"A vulnerability has been identified in CP-8031 MASTER MODULE (All versions \u003c CPCI85 V05), CP-8050 MASTER MODULE (All versions \u003c CPCI85 V05). The affected devices contain the hash of the root password in a hard-coded form, which could be exploited for UART console login to the device. An attacker with direct physical access could exploit this vulnerability.","status":"published","published":"2023-06-13T08:17:19.819Z","modified":"2025-02-13T16:55:11.191Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:35:34.55015Z"}],"euvd":[{"id":"EUVD-2023-38070","description":"A vulnerability has been identified in CP-8031 MASTER MODULE (All versions \u003c CPCI85 V05), CP-8050 MASTER MODULE (All versions \u003c CPCI85 V05). The affected devices contain the hash of the root password in a hard-coded form, which could be exploited for UART console login to the device. An attacker with direct physical access could exploit this vulnerability.","status":"published","published":"2023-06-13T08:17:19Z","modified":"2025-02-13T16:55:11Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:03:50.427692Z"}],"ghsa":[{"id":"GHSA-mqj9-w9ch-6xmr","title":"A vulnerability has been identified in CP-8031 MASTER MODULE (All versions \u003c CPCI85 V05), CP-8050...","description":"A vulnerability has been identified in CP-8031 MASTER MODULE (All versions \u003c CPCI85 V05), CP-8050 MASTER MODULE (All versions \u003c CPCI85 V05). The affected devices contain the hash of the root password in a hard-coded form, which could be exploited for UART console login to the device. An attacker with direct physical access could exploit this vulnerability.","status":"published","published":"2023-06-13T09:30:20Z","modified":"2024-04-04T04:46:06Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:56:26.754135Z"}],"nvd":[{"id":"CVE-2023-33920","description":"A vulnerability has been identified in CP-8031 MASTER MODULE (All versions \u003c CPCI85 V05), CP-8050 MASTER MODULE (All versions \u003c CPCI85 V05). The affected devices contain the hash of the root password in a hard-coded form, which could be exploited for UART console login to the device. An attacker with direct physical access could exploit this vulnerability.","status":"published","published":"2023-06-13T09:15:18.677Z","modified":"2026-06-17T06:02:31.147Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:08:06.335469Z"}]}}