{"id":"CVE-2021-23859","aliases":["EUVD-2021-10785","GHSA-w9fc-5fg9-fgph"],"status":"published","title":"Denial of Service and Authentication Bypass Vulnerability in multiple Bosch products","description":"An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. On some products the interface is only local accessible lowering the CVSS base score. For a list of modified CVSS scores, please see the official Bosch Advisory Appendix chapter Modified CVSS Scores for CVE-2021-23859","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01004,"percentile":0.63378,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-703","CWE-755"],"published":"2021-12-08T21:17:23Z","modified":"2026-06-17T03:38:56Z","products":[{"vendor":"bosch","product":"access_easy_controller_firmware"},{"vendor":"bosch","product":"access_professional_edition"},{"vendor":"bosch","product":"aec"},{"vendor":"bosch","product":"ape"},{"vendor":"bosch","product":"bis"},{"vendor":"bosch","product":"bosch_video_management_system"},{"vendor":"bosch","product":"building_integration_system"},{"vendor":"bosch","product":"bvms"},{"vendor":"bosch","product":"divar ip 7000 r2"},{"vendor":"bosch","product":"divar ip all-in-one 5000"},{"vendor":"bosch","product":"divar ip all-in-one 7000"},{"vendor":"bosch","product":"video_recording_manager"},{"vendor":"bosch","product":"video_recording_manager_exporter"},{"vendor":"bosch","product":"vrm"},{"vendor":"bosch","product":"vrm exporter"}],"references":[{"url":"https://psirt.bosch.com/security-advisories/bosch-sa-043434-bt.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23859"},{"url":"https://github.com/advisories/GHSA-w9fc-5fg9-fgph"}],"sources":{"cve":[{"id":"CVE-2021-23859","title":"Denial of Service and Authentication Bypass Vulnerability in multiple Bosch products","description":"An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. On some products the interface is only local accessible lowering the CVSS base score. For a list of modified CVSS scores, please see the official Bosch Advisory Appendix chapter Modified CVSS Scores for CVE-2021-23859","status":"published","published":"2021-12-08T21:17:23.528Z","modified":"2024-09-16T19:45:43.543Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-703"],"updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-10785","description":"An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. On some products the interface is only local accessible lowering the CVSS base score. For a list of modified CVSS scores, please see the official Bosch Advisory Appendix chapter Modified CVSS Scores for CVE-2021-23859","status":"published","published":"2021-12-08T21:17:23Z","modified":"2024-09-16T19:45:43Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:55:20.5822Z"}],"ghsa":[{"id":"GHSA-w9fc-5fg9-fgph","title":"An unauthenticated attacker is able to send a special HTTP request, that causes a service to...","description":"An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. On some products the interface is only local accessible lowering the CVSS base score. For a list of modified CVSS scores, please see the official Bosch Advisory Appendix chapter Modified CVSS Scores for CVE-2021-23859","status":"published","published":"2021-12-09T00:00:29Z","modified":"2023-02-01T05:07:01Z","cwes":["CWE-755"],"updated_at":"2026-11-02T14:50:27.906349Z"}],"nvd":[{"id":"CVE-2021-23859","description":"An unauthenticated attacker is able to send a special HTTP request, that causes a service to crash. In case of a standalone VRM or BVMS with VRM installation this crash also opens the possibility to send further unauthenticated commands to the service. On some products the interface is only local accessible lowering the CVSS base score. For a list of modified CVSS scores, please see the official Bosch Advisory Appendix chapter Modified CVSS Scores for CVE-2021-23859","status":"published","published":"2021-12-08T22:15:08.413Z","modified":"2026-06-17T03:38:56.98Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"secondary"},{"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":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-703","CWE-755"],"updated_at":"2026-11-02T14:07:02.189991Z"}]}}