What’s Vulnerable › Vulnerabilities

CVE-2023-6815

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-13 · updated 2026-06-17
• Weakness: CWE-266

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 products

• Mitsubishielectric R08Psfcpu Firmware: all versions
• Mitsubishielectric R08Sfcpu Firmware: all versions
• Mitsubishielectric R120Psfcpu Firmware: all versions
• Mitsubishielectric R120Sfcpu Firmware: all versions
• Mitsubishielectric R16Psfcpu Firmware: all versions
• Mitsubishielectric R16Sfcpu Firmware: all versions
• Mitsubishielectric R32Psfcpu Firmware: all versions
• Mitsubishielectric R32Sfcpu Firmware: all versions

References

• https://jvn.jp/vu/JVNVU95085830/index.html
• https://www.cisa.gov/news-events/ics-advisories/icsa-24-044-01
• https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-021_en.pdf
• https://jvn.jp/vu/JVNVU95085830/index.html
• https://www.cisa.gov/news-events/ics-advisories/icsa-24-044-01
• https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-021_en.pdf

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