Remote Authentication Bypass Vulnerability Affects Mitsubishi Electric Products
CVE-2023-6815

6.5MEDIUM

Key Information:

Vendor

Mitsubishi Electric Corporation

Status
MELSEC iQ-R Series Safety CPU R08SFCPU
MELSEC iQ-R Series Safety CPU R16SFCPU
MELSEC iQ-R Series Safety CPU R32SFCPU
MELSEC iQ-R Series Safety CPU R120SFCPU
Vendor
CVE Published:
13 February 2024

What is CVE-2023-6815?

Incorrect Privilege Assignment vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series Safety CPU R08/16/32/120SFCPU all versions and MELSEC iQ-R Series SIL2 Process CPU R08/16/32/120PSFCPU all versions allows a remote authenticated attacker who has logged into the product as a non-administrator user to disclose the credentials (user ID and password) of a user with a lower access level than the attacker by sending a specially crafted packet.

Affected Version(s)

MELSEC iQ-R Series Safety CPU R08SFCPU all versions

MELSEC iQ-R Series Safety CPU R120SFCPU all versions

MELSEC iQ-R Series Safety CPU R16SFCPU all versions

References

https://www.mitsubishielectric.com/en/psirt/vulnerability...
vendor-advisory
https://jvn.jp/vu/JVNVU95085830/index.html
government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-24-0...
government-resource

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.