{"id":"CVE-2022-4098","aliases":["EUVD-2022-51468","GHSA-9w34-3vc7-7786"],"status":"published","title":"Wiesemann \u0026 Theis: Multiple products prone to missing authentication through spoofing","description":"Multiple Wiesemann\u0026Theis products of the ComServer Series are prone to an authentication bypass through IP spoofing. After a user logged in to the WBM of the Com-Server an unauthenticated attacker in the same subnet can obtain the session ID and through IP spoofing change arbitrary settings by crafting modified HTTP Get requests. This may result in a complete takeover of the device.","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00346,"percentile":0.28369,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-290"],"published":"2022-12-13T07:26:17Z","modified":"2026-06-17T05:19:56Z","products":[{"vendor":"wiesemann \u0026 theis","product":"com-server ++"},{"vendor":"wiesemann \u0026 theis","product":"com-server 20ma"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed 100basefx"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed 100baselx"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed 19\" 1port"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed 19\" 4port"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed compact"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed industry"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed isolated"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed oem"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed office 1 port"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed office 4 port"},{"vendor":"wiesemann \u0026 theis","product":"com-server highspeed poe"},{"vendor":"wiesemann \u0026 theis","product":"com-server lc"},{"vendor":"wiesemann \u0026 theis","product":"com-server poe 3 x isolated"},{"vendor":"wiesemann \u0026 theis","product":"com-server ul"},{"vendor":"wut","product":"com-server_20ma_firmware"},{"vendor":"wut","product":"com-server_\\+\\+_firmware"},{"vendor":"wut","product":"com-server_highspeed_100basefx_firmware"},{"vendor":"wut","product":"com-server_highspeed_100baselx_firmware"},{"vendor":"wut","product":"com-server_highspeed_19\\\"_1port_firmware"},{"vendor":"wut","product":"com-server_highspeed_19\\\"_4port_firmware"},{"vendor":"wut","product":"com-server_highspeed_compact_firmware"},{"vendor":"wut","product":"com-server_highspeed_industry_firmware"},{"vendor":"wut","product":"com-server_highspeed_isolated_firmware"},{"vendor":"wut","product":"com-server_highspeed_lc_firmware"},{"vendor":"wut","product":"com-server_highspeed_oem_firmware"},{"vendor":"wut","product":"com-server_highspeed_office_1port_firmware"},{"vendor":"wut","product":"com-server_highspeed_office_4port_firmware"},{"vendor":"wut","product":"com-server_highspeed_poe_3x_isolated_firmware"},{"vendor":"wut","product":"com-server_highspeed_poe_firmware"},{"vendor":"wut","product":"com-server_highspeed_ul_firmware"}],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2022-057/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4098"},{"url":"https://github.com/advisories/GHSA-9w34-3vc7-7786"}],"sources":{"cve":[{"id":"CVE-2022-4098","title":"Wiesemann \u0026 Theis: Multiple products prone to missing authentication through spoofing","description":"Multiple Wiesemann\u0026Theis products of the ComServer Series are prone to an authentication bypass through IP spoofing. After a user logged in to the WBM of the Com-Server an unauthenticated attacker in the same subnet can obtain the session ID and through IP spoofing change arbitrary settings by crafting modified HTTP Get requests. This may result in a complete takeover of the device.","status":"published","published":"2022-12-13T07:26:17.752Z","modified":"2025-04-14T18:12:33.668Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:34:37.599536Z"}],"euvd":[{"id":"EUVD-2022-51468","description":"Multiple Wiesemann\u0026Theis products of the ComServer Series are prone to an authentication bypass through IP spoofing. After a user logged in to the WBM of the Com-Server an unauthenticated attacker in the same subnet can obtain the session ID and through IP spoofing change arbitrary settings by crafting modified HTTP Get requests. This may result in a complete takeover of the device.","status":"published","published":"2022-12-13T07:26:17Z","modified":"2025-04-14T18:12:33Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:33.06705Z"}],"ghsa":[{"id":"GHSA-9w34-3vc7-7786","title":"Multiple Wiesemann\u0026Theis products of the ComServer Series are prone to an authentication bypass...","description":"Multiple Wiesemann\u0026Theis products of the ComServer Series are prone to an authentication bypass through IP spoofing. During an authenticated session to the WBM of the Com-Server an unauthenticated attacker in the same subnet can obtain the session ID and through IP spoofing change arbitrary settings by crafting modified HTTP Get requests. This may result in a complete takeover of the device.","status":"published","published":"2022-12-13T09:32:18Z","modified":"2023-01-28T05:04:08Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:44:06.813024Z"}],"nvd":[{"id":"CVE-2022-4098","description":"Multiple Wiesemann\u0026Theis products of the ComServer Series are prone to an authentication bypass through IP spoofing. After a user logged in to the WBM of the Com-Server an unauthenticated attacker in the same subnet can obtain the session ID and through IP spoofing change arbitrary settings by crafting modified HTTP Get requests. This may result in a complete takeover of the device.","status":"published","published":"2022-12-13T08:15:10.283Z","modified":"2026-06-17T05:19:56.667Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:07:33.649381Z"}]}}