{"id":"CVE-2022-31806","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-31806","generatedAt":"2026-10-27T21:47:17.229Z","title":"In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password protection at login in case no password is set at the controller.","description":"In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password protection at login in case no password is set at the controller.","published":"2022-06-24T08:15:08.000Z","lastModified":"2026-06-17T04:46:21.000Z","status":"Modified","sourceIdentifier":"info@cert.vde.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-1188"],"affected":["codesys/plcwinnt","codesys/runtime toolkit"],"epss":{"score":0.01229,"percentile":0.68704,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.23%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17140&token=6aa2c5c4a8b83b8b09936fefed5b0b11f9d2cc6c&download=","tags":["Third Party Advisory"],"source":"info@cert.vde.com"},{"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17140&token=6aa2c5c4a8b83b8b09936fefed5b0b11f9d2cc6c&download=","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-31806","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}