CVE-2023-3346

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in MITSUBSHI CNC Series allows a remote unauthenticated attacker to cause Denial of Service (DoS) condition and execute arbitrary code on the product by sending specially crafted packets. In addition, system reset is required for recovery.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
MitsubishiCNA
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVEADP
---
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CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 76%
VendorProductVersion
mitsubishielectricc80_firmware
-
mitsubishielectrice70_firmware
-
mitsubishielectrice80_firmware
-
mitsubishielectricm70v_firmware
-
mitsubishielectricm720vs_firmware
-
mitsubishielectricm720vs_15-type_firmware
-
mitsubishielectricm720vw_firmware
-
mitsubishielectricm730vs_firmware
-
mitsubishielectricm730vs_15-type_firmware
-
mitsubishielectricm730vw_firmware
-
mitsubishielectricm750vs_firmware
-
mitsubishielectricm750vs_15-type_firmware
-
mitsubishielectricm750vw_firmware
-
mitsubishielectricm80_firmware
-
mitsubishielectricm800s_firmware
-
mitsubishielectricm800vs_firmware
-
mitsubishielectricm800vw_firmware
-
mitsubishielectricm800w_firmware
-
mitsubishielectricm80v_firmware
-
mitsubishielectricm80vw_firmware
-
mitsubishielectricm80w_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://jvn.jp/vu/JVNVU90352157/index.html
https://www.cisa.gov/news-events/ics-advisories/icsa-23-208-03
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-007_en.pdf
https://jvn.jp/vu/JVNVU90352157/index.html
https://www.cisa.gov/news-events/ics-advisories/icsa-23-208-03
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-007_en.pdf