{"cve":"CVE-2022-25156","nvd":{"published":"2022-04-01T23:15:14.253","modified":"2026-06-17T04:33:06.573","status":"Modified","description":"Use of Weak Hash vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U(C) CPU all versions, Mitsubishi Electric MELSEC iQ-F series FX5UJ CPU all versions, Mitsubishi Electric MELSEC iQ-R series R00/01/02CPU all versions, Mitsubishi Electric MELSEC iQ-R series R04/08/16/32/120(EN)CPU all versions, Mitsubishi Electric MELSEC iQ-R series R08/16/32/120SFCPU all versions, Mitsubishi Electric MELSEC iQ-R series R08/16/32/120PCPU all versions, Mitsubishi Electric MELSEC iQ-R series R08/16/32/120PSFCPU all versions, Mitsubishi Electric MELSEC iQ-R series RJ71C24(-R2/R4) all versions, Mitsubishi Electric MELSEC iQ-R series RJ71EN71 all versions, Mitsubishi Electric MELSEC iQ-R series RJ72GF15-T2 all versions, Mitsubishi Electric MELSEC Q series Q03UDECPU all versions, Mitsubishi Electric MELSEC Q series Q04/06/10/13/20/26/50/100UDEHCPU all versions, Mitsubishi Electric MELSEC Q series Q03/04/06/13/26UDVCPU all versions, Mitsubishi Electric MELSEC Q series Q04/06/13/26UDPVCPU all versions, Mitsubishi Electric MELSEC Q series QJ71C24N(-R2/R4) all versions, Mitsubishi Electric MELSEC Q series QJ71E71-100 all versions, Mitsubishi Electric MELSEC Q series QJ72BR15 all versions, Mitsubishi Electric MELSEC Q series QJ72LP25(-25/G/GE) all versions, Mitsubishi Electric MELSEC L series L02/06/26CPU(-P) all versions, Mitsubishi Electric MELSEC L series L26CPU-(P)BT all versions, Mitsubishi Electric MELSEC L series LJ71C24(-R2) all versions, Mitsubishi Electric MELSEC L series LJ71E71-100 all versions and Mitsubishi Electric MELSEC L series LJ72GF15-T2 all versions allows a remote unauthenticated attacker to login to the product by using a password reversed from a previously eavesdropped password hash.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1},"cwes":["CWE-326"],"references":["https://jvn.jp/vu/JVNVU96577897/index.html","https://www.cisa.gov/uscert/ics/advisories/icsa-22-090-04","https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-031_en.pdf","https://jvn.jp/vu/JVNVU96577897/index.html","https://www.cisa.gov/uscert/ics/advisories/icsa-22-090-04"],"products":["mitsubishielectric:fx5uc-32mr\\/ds-ts_firmware","mitsubishielectric:fx5uc-32mt\\/d_firmware","mitsubishielectric:fx5uc-32mt\\/ds-ts_firmware","mitsubishielectric:fx5uc-32mt\\/dss-ts_firmware","mitsubishielectric:fx5uc-32mt\\/dss_firmware","mitsubishielectric:fx5uc_firmware","mitsubishielectric:fx5uj-24mr\\/es_firmware","mitsubishielectric:fx5uj-24mt\\/es_firmware","mitsubishielectric:fx5uj-24mt\\/ess_firmware","mitsubishielectric:fx5uj-40mr\\/es_firmware","mitsubishielectric:fx5uj-40mt\\/es_firmware","mitsubishielectric:fx5uj-40mt\\/ess_firmware","mitsubishielectric:fx5uj-60mr\\/es_firmware","mitsubishielectric:fx5uj-60mt\\/es_firmware","mitsubishielectric:fx5uj-60mt\\/ess_firmware","mitsubishielectric:fx5uj_firmware"],"source":"nvd","synced_at":"2026-10-19T21:29:06.454770966+00:00"},"epss":{"cve":"CVE-2022-25156","score":0.01258,"percentile":0.69572,"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."]}