CVE-2023-6815

MEDIUM
6.5
CVSS Score
Published: February 13, 2024 at 06:27 AM UTC
Updated: June 17, 2026 at 06:51 AM UTC
24 products affected across 1 vendorR120SFCPU FirmwareR08SFCPU FirmwareR32SFCPU Firmware

Using MELSEC iQ-R Series Safety CPU R08SFCPU by Mitsubishi Electric Corporation?

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
mitsubishielectric-r08psfcpu (same device)
All versions
mitsubishielectric-r08sfcpu (same device)
All versions
mitsubishielectric-r120psfcpu (same device)
All versions
mitsubishielectric-r120sfcpu (same device)
All versions
mitsubishielectric-r16psfcpu (same device)
All versions
mitsubishielectric-r16sfcpu (same device)
All versions
mitsubishielectric-r32psfcpu (same device)
All versions
mitsubishielectric-r32sfcpu (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMMitsubishi
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-266

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