CVE-2023-1424
CRITICALMitsubishi Electric Corporation MELSEC iQ-F Series CPU modules - Bu...
Title source: llmDescription
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules and MELSEC iQ-R Series CPU modules allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on a target product by sending specially crafted packets. A system reset of the product is required for recovery from a denial of service (DoS) condition and malicious code execution.
References (4)
Core 4
Core References
Third Party Advisory
https://jvn.jp/vu/JVNVU94650413
Third Party Advisory, US Government Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-143-03
Patch, Vendor Advisory
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-003_en.pdf
Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1727
Scores
CVSS v3
10.0
EPSS
0.0367
EPSS Percentile
87.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-120
Status
published
Products (39)
mitsubishielectric/melsec_iq-fx5u-32mr\/ds_firmware
mitsubishielectric/melsec_iq-fx5u-32mr\/dss_firmware
mitsubishielectric/melsec_iq-fx5u-32mr\/es_firmware
mitsubishielectric/melsec_iq-fx5u-32mr\/ess_firmware
mitsubishielectric/melsec_iq-fx5u-32mt\/ds_firmware
mitsubishielectric/melsec_iq-fx5u-32mt\/dss_firmware
mitsubishielectric/melsec_iq-fx5u-32mt\/es_firmware
mitsubishielectric/melsec_iq-fx5u-32mt\/ess_firmware
mitsubishielectric/melsec_iq-fx5u-64mr\/ds_firmware
mitsubishielectric/melsec_iq-fx5u-64mr\/dss_firmware
... and 29 more
Published
May 24, 2023
Tracked Since
Feb 18, 2026