{"id":"CVE-2023-40151","aliases":["EUVD-2023-44758","GHSA-hxg4-c72j-73rf"],"status":"published","title":"Red Lion Controls Sixnet RTU Exposed Dangerous Method Or Function","description":"When user authentication is not enabled the shell can execute commands with the highest privileges. Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message comes over TCP/IP the RTU will simply accept the message with no authentication challenge.","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":"2026-11-11","score":0.01149,"percentile":0.6727,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-749"],"published":"2023-11-21T00:11:10Z","modified":"2026-06-17T06:16:25Z","products":[{"vendor":"red lion controls","product":"st-ipm-6350"},{"vendor":"red lion controls","product":"st-ipm-8460"},{"vendor":"red lion controls","product":"vt-ipm2m-113-d"},{"vendor":"red lion controls","product":"vt-ipm2m-213-d"},{"vendor":"red lion controls","product":"vt-mipm-135-d"},{"vendor":"red lion controls","product":"vt-mipm-245-d"},{"vendor":"redlioncontrols","product":"st-ipm-6350_firmware"},{"vendor":"redlioncontrols","product":"st-ipm-8460_firmware"},{"vendor":"redlioncontrols","product":"vt-ipm2m-113-d_firmware"},{"vendor":"redlioncontrols","product":"vt-ipm2m-213-d_firmware"},{"vendor":"redlioncontrols","product":"vt-mipm-135-d_firmware"},{"vendor":"redlioncontrols","product":"vt-mipm-245-d_firmware"}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-23-320-01","tags":["x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://support.redlion.net/hc/en-us/articles/19339209248269-RLCSIM-2023-05-Authentication-Bypass-and-Remote-Code-Execution","tags":["x_transferred","Mitigation","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40151"},{"url":"https://github.com/advisories/GHSA-hxg4-c72j-73rf"}],"sources":{"cve":[{"id":"CVE-2023-40151","title":"Red Lion Controls Sixnet RTU Exposed Dangerous Method Or Function","description":"\n\n\nWhen user authentication is not enabled the shell can execute commands with the highest privileges. Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message comes over TCP/IP the RTU will simply accept the message with no authentication challenge.\n\n\n\n","status":"published","published":"2023-11-21T00:11:10.081Z","modified":"2026-02-25T17:20:08.51Z","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-749"],"updated_at":"2026-11-02T14:35:21.971258Z"}],"euvd":[{"id":"EUVD-2023-44758","description":"\n\n\nWhen user authentication is not enabled the shell can execute commands with the highest privileges. Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message comes over TCP/IP the RTU will simply accept the message with no authentication challenge.\n\n\n\n","status":"published","published":"2023-11-21T00:11:10Z","modified":"2026-02-25T17:20:08Z","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":"2026-11-02T19:48:29.128374Z"}],"ghsa":[{"id":"GHSA-hxg4-c72j-73rf","title":"\n\n\nWhen user authentication is not enabled the shell can execute commands with the highest...","description":"\n\n\nWhen user authentication is not enabled the shell can execute commands with the highest privileges. Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message comes over TCP/IP the RTU will simply accept the message with no authentication challenge.\n\n\n\n","status":"published","published":"2023-11-21T00:30:27Z","modified":"2023-11-21T00:30:33Z","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-749"],"updated_at":"2026-11-02T14:55:04.479575Z"}],"nvd":[{"id":"CVE-2023-40151","description":"\n\n\nWhen user authentication is not enabled the shell can execute commands with the highest privileges. Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message comes over TCP/IP the RTU will simply accept the message with no authentication challenge.\n\n\n\n","status":"published","published":"2023-11-21T00:15:06.953Z","modified":"2026-06-17T06:16:25.97Z","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"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-749"],"updated_at":"2026-11-02T14:08:47.966245Z"}]}}