CVE-2022-40267

Published: Jan 20, 2023

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.1

5.9

MEDIUM

Description

Predictable Seed in Pseudo-Random Number Generator (PRNG) vulnerability in Mitsubishi Electric Corporation 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 1.280 and prior, Mitsubishi Electric Corporation 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 1.074 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-xMy/z (x=32,64,96, y=T, z=D,DSS)) with serial number 17X**** or later, and versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-xMy/z (x=32,64,96, y=T, z=D,DSS)) with serial number 179**** and prior, and versions 1.074 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DSS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-xMy/z (x=24,40,60, y=T,R, z=ES,ESS) versions 1.042 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-xMy/ES-A (x=24,40,60, y=T,R) versions 1.043 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-xMy/z (x=30,40,60,80, y=T,R, z=ES,ESS) versions 1.003 and prior, Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MR/DS-TS versions 1.280 and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R00/01/02CPU versions 33 and prior, Mitsubishi Electric Corporation MELSEC iQ-R Series R04/08/16/32/120(EN)CPU versions 66 and prior allows a remote unauthenticated attacker to access the Web server function by guessing the random numbers used for authentication from several used random numbers.

Vendor	Product	Versions
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-32MT/ES	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-64MT/ES	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Seres FX5U-80MT/ES	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-32MR/ES	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-64MR/ES	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-80MR/ES	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-32MT/DS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-64MT/DS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-80MT/DS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-32MR/DS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-64MR/DS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-80MR/DS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-32MT/ESS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-64MT/ESS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-80MT/ESS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-32MT/DSS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-64MT/DSS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5U-80MT/DSS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-32MT/D	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-64MT/D	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-96MT/D	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-32MT/DSS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-64MT/DSS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-96MT/DSS	affected `serial number 17X** or later, and versions 1.280 and prior` affected `serial number 179** and prior, and versions 1.074 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-32MT/DS-TS	affected `versions 1.280 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-32MT/DSS-TS	affected `versions 1.280 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UC-32MR/DS-TS	affected `versions 1.280 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R00CPU	affected `versions 33 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R01CPU	affected `versions 33 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R02CPU	affected `versions 33 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R04CPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R08CPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R16CPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R32CPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R120CPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R04ENCPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R08ENCPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R16ENCPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R32ENCPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-R Series R120ENCPU	affected `versions 66 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-24MT/ES	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-40MT/ES	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-60MT/ES	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-24MR/ES	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-40MR/ES	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-60MR/ES	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-24MT/ESS	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-40MT/ESS	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-60MT/ESS	affected `1.042 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-24MT/ES-A	affected `1.043 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-40MT/ES-A	affected `1.043 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-60MT/ES-A	affected `1.043 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-24MR/ES-A	affected `1.043 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-40MR/ES-A	affected `1.043 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5UJ-60MR/ES-A	affected `1.043 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-30MT/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-40MT/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-60MT/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-80MT/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-30MR/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-40MR/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-60MR/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-80MR/ES	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-30MT/ESS	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-40MT/ESS	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-60MT/ESS	affected `1.003 and prior`
Mitsubishi Electric Corporation	MELSEC iQ-F Series FX5S-80MT/ESS	affected `1.003 and prior`

Weaknesses (CWE)

CWE-337

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

References

https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-019_en.pdf

https://jvn.jp/vu/JVNVU99673580/index.html

https://www.cisa.gov/uscert/ics/advisories/icsa-23-017-02

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now

CVE-2022-40267

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References