{"id":"CVE-2020-25229","aliases":["EUVD-2020-17919","GHSA-m83f-px8c-c623"],"status":"published","title":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions \u003c V8.3)....","description":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions \u003c V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00647,"percentile":0.51503,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-294","CWE-321","CWE-798"],"published":"2020-12-14T21:05:18Z","modified":"2026-06-17T03:06:37Z","products":[{"vendor":"siemens","product":"logo! 8 bm (incl. siplus variants)"},{"vendor":"siemens","product":"logo\\!_8_bm_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25229"},{"url":"https://github.com/advisories/GHSA-m83f-px8c-c623"}],"sources":{"cve":[{"id":"CVE-2020-25229","description":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions \u003c V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.","status":"published","published":"2020-12-14T21:05:18Z","modified":"2024-08-04T15:33:05.473Z","cwes":["CWE-321"],"updated_at":"2026-11-02T14:35:48.52216Z"}],"euvd":[{"id":"EUVD-2020-17919","description":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions \u003c V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.","status":"published","published":"2020-12-14T21:05:18Z","modified":"2024-08-04T15:33:05Z","updated_at":"2026-11-03T03:07:18.192905Z"}],"ghsa":[{"id":"GHSA-m83f-px8c-c623","title":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions \u003c V8.3)....","description":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions \u003c V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.","status":"published","published":"2022-05-24T17:36:17Z","modified":"2023-01-29T05:05:03Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-294","CWE-321","CWE-798"],"updated_at":"2026-11-02T14:45:41.669563Z"}],"nvd":[{"id":"CVE-2020-25229","description":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions \u003c V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.","status":"published","published":"2020-12-14T21:15:19.8Z","modified":"2026-06-17T03:06:37.453Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-321","CWE-798"],"updated_at":"2026-11-02T14:06:27.73474Z"}]}}