{"cve":"CVE-2020-12069","nvd":{"published":"2022-12-26T19:15:10.520","modified":"2026-06-17T02:51:22.427","status":"Analyzed","description":"In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-916"],"references":["https://cert.vde.com/en/advisories/VDE-2021-061/","https://cert.vde.com/en/advisories/VDE-2022-022/","https://cert.vde.com/en/advisories/VDE-2022-031/","https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download=","https://cert.vde.com/en/advisories/VDE-2021-061/"],"products":["codesys:control_for_beaglebone","codesys:control_for_empc-a\\/imx6","codesys:control_for_iot2000","codesys:control_for_linux","codesys:control_for_pfc100","codesys:control_for_pfc200","codesys:control_for_plcnext","codesys:control_for_raspberry_pi","codesys:control_rte_v3","codesys:control_v3_runtime_system_toolkit","codesys:control_win_v3","codesys:hmi_v3","codesys:v3_simulation_runtime","festo:controller_cecc-d_firmware","festo:controller_cecc-lk_firmware","festo:controller_cecc-s_firmware","pilz:pmc","wago:750-8100_firmware","wago:750-8101_firmware","wago:750-8102_firmware","wago:750-8202_firmware","wago:750-8203_firmware","wago:750-8204_firmware","wago:750-8206_firmware","wago:750-8207_firmware","wago:750-8210_firmware","wago:750-8211_firmware","wago:750-8212_firmware","wago:750-8213_firmware","wago:750-8214_firmware","wago:750-8215_firmware","wago:750-8216_firmware","wago:750-8217_firmware","wago:752-8303\\/8000-0002_firmware","wago:762-4201\\/8000-001_firmware","wago:762-4202\\/8000-001_firmware","wago:762-4203\\/8000-001_firmware","wago:762-4204\\/8000-001_firmware","wago:762-4205\\/8000-001_firmware","wago:762-4205\\/8000-002_firmware","wago:762-4206\\/8000-001_firmware","wago:762-4206\\/8000-002_firmware","wago:762-4301\\/8000-002_firmware","wago:762-4302\\/8000-002_firmware","wago:762-4303\\/8000-002_firmware","wago:762-4304\\/8000-002_firmware","wago:762-4305\\/8000-002_firmware","wago:762-4306\\/8000-002_firmware","wago:762-5203\\/8000-001_firmware","wago:762-5204\\/8000-001_firmware"],"source":"nvd","synced_at":"2026-10-19T21:37:31.370122805+00:00"},"epss":{"cve":"CVE-2020-12069","score":0.00172,"percentile":0.06551,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}