VulnerabilityModified

CVE-2022-25156

HIGH 8.1EPSS 1.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.1: 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.26% probability · 68th percentile
CISA KEV: Not listed
Weakness: CWE-326
Affected: mitsubishielectric/fx5uc firmware · mitsubishielectric/fx5uc-32mr\/ds-ts firmware · mitsubishielectric/fx5uc-32mt\/d firmware · mitsubishielectric/fx5uc-32mt\/dss 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/fx5uc-32mt\/dss-ts firmware · mitsubishielectric/fx5uc-32mt\/ds-ts firmware · mitsubishielectric/fx5uj firmware
Source: Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp

References

https://jvn.jp/vu/JVNVU96577897/index.htmlThird Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-090-04Third Party Advisory, US Government Resource
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-031_en.pdfVendor Advisory
https://jvn.jp/vu/JVNVU96577897/index.htmlThird Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-090-04Third Party Advisory, US Government Resource
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-031_en.pdfVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.