CVE-2022-24946

7.5 HIGH
Published: June 15, 2022 Modified: June 02, 2026
View on NVD

Description

Improper Resource Locking vulnerability in Mitsubishi Electric MELSEC iQ-R Series R12CCPU-V firmware versions "16" and prior, Mitsubishi Electric MELSEC-Q Series Q03UDECPU the first 5 digits of serial No. "24061" and prior, Mitsubishi Electric MELSEC-Q Series Q04/06/10/13/20/26/50/100UDEHCPU the first 5 digits of serial No. "24061" and prior, Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU the first 5 digits of serial number "24051" and prior, Mitsubishi Electric MELSEC-Q Series Q04/06/13/26UDPVCPU the first 5 digits of serial number "24051" and prior, Mitsubishi Electric MELSEC-Q Series Q12DCCPU-V all versions, Mitsubishi Electric MELSEC-Q Series Q24DHCCPU-V(G) all versions, Mitsubishi Electric MELSEC-Q Series Q24/26DHCCPU-LS all versions, Mitsubishi Electric MELSEC-L series L02/06/26CPU(-P) the first 5 digits of serial number "24051" and prior, Mitsubishi Electric MELSEC-L series L26CPU-(P)BT the first 5 digits of serial number "24051" and prior and Mitsubishi Electric MELIPC Series MI5122-VW firmware versions "05" and prior allows a remote unauthenticated attacker to cause a denial of service (DoS) condition in Ethernet communications by sending specially crafted packets. A system reset of the products is required for recovery.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://jvn.jp/vu/JVNVU90895626/index.html
Source: Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp
Third Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-172-01
Source: Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-007_en.pdf
Source: Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp
Vendor Advisory
https://jvn.jp/vu/JVNVU90895626/index.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-172-01
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-007_en.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
1.5%
72th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

mitsubishielectric