{"id":"CVE-2022-25162","aliases":["EUVD-2022-29905","GHSA-q8x8-66wx-qj9m"],"status":"published","title":"Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32...","description":"Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02784,"percentile":0.8651,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2022-05-18T16:34:50Z","modified":"2026-06-17T04:33:07Z","products":[{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mr\\/ds_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mr\\/dss_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mr\\/es_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mr\\/ess_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mt\\/ds_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mt\\/dss_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mt\\/es_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-32mt\\/ess_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mr\\/ds_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mr\\/dss_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mr\\/es_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mr\\/ess_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mt\\/ds_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mt\\/dss_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mt\\/es_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-64mt\\/ess_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mr\\/ds_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mr\\/dss_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mr\\/es_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mr\\/ess_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mt\\/ds_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mt\\/dss_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mt\\/es_firmware"},{"vendor":"mitsubhishielectric","product":"melsec_iq-fx5u-80mt\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-30mr\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-30mr\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-30mt\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-30mt\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-40mr\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-40mr\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-40mt\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-40mt\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-60mr\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-60mr\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-60mt\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-60mt\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-80mr\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-80mr\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-80mt\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5s-80mt\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mr\\/ds_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mr\\/dss_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mr\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mr\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mt\\/ds_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mt\\/dss_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mt\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-32mt\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mr\\/ds_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mr\\/dss_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mr\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mr\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mt\\/ds_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mt\\/dss_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mt\\/es_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-64mt\\/ess_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-80mr\\/ds_firmware"},{"vendor":"mitsubishielectric","product":"melsec_iq-fx5u-80mr\\/d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Advisory"]},{"url":"https://jvn.jp/vu/JVNVU95926817/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-22-139-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-25162"},{"url":"https://github.com/advisories/GHSA-q8x8-66wx-qj9m"}],"sources":{"cve":[{"id":"CVE-2022-25162","description":"Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.","status":"published","published":"2022-05-18T16:34:50Z","modified":"2024-08-03T04:29:01.922Z","updated_at":"2026-11-02T14:34:28.374916Z"}],"euvd":[{"id":"EUVD-2022-29905","description":"Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.","status":"published","published":"2022-05-18T16:34:50Z","modified":"2024-08-03T04:29:01Z","updated_at":"2026-11-03T03:25:48.011319Z"}],"ghsa":[{"id":"GHSA-q8x8-66wx-qj9m","title":"Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32...","description":"Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270 and Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.","status":"published","published":"2022-05-19T00:00:15Z","modified":"2023-02-01T05:08:39Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:50:49.403077Z"}],"nvd":[{"id":"CVE-2022-25162","description":"Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a temporary DoS condition for the product's communication by sending specially crafted packets.","status":"published","published":"2022-05-18T17:15:08.73Z","modified":"2026-06-17T04:33:07.56Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:07:20.264424Z"}]}}