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Medium severity · published Feb 13, 2024
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…
6.5
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
R08psfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
RF
R08sfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
RF
R120psfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
RF
R120sfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
RF
R16psfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
RF
R16sfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
RF
R32psfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
RF
R32sfcpu Firmware · Mitsubishielectric
All versions, or not specified · source: NVD
Affected product
RF
R08psfcpu Firmware
Mitsubishielectric
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6815
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6815
Third Party Advisory
https://jvn.jp/vu/JVNVU95085830/index.html
Third Party Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-24-044-01
Mitigation
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-021_en.pdf
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