01 Record
CVE-2023-4625
Denial-of-Service(DoS) Vulnerability in Web server function on MELSEC Series CPU module
MediumPUBLISHEDCNA: Mitsubishi
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
02 Description
Denial-of-Service(DoS) Vulnerability in Web server function on MELSEC Series CPU module
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.94% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 60.8% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-11-06 04:57Z2 YR AGO
- Last updated
- 2025-02-27 20:34Z1 YR AGO
- Reserved
- 2023-08-30
- Assigning CNA
- Mitsubishi
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-307Improper Restriction of Excessive Authentication AttemptsBase
- Data version
- 5.1
- Document digest
- 521b6205289d262ec656bca114acd984526689ac083a3a0d55691a32aaa6060a
05 Affected products
VendorProductVersionsPlatforms
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-32MT/ESall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-64MT/ESall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-80MT/ESall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-32MR/ESall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-64MR/ESall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-80MR/ESall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-32MT/DSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-64MT/DSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-80MT/DSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-32MR/DSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-64MR/DSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-80MR/DSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-32MT/ESSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-64MT/ESSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-80MT/ESSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-32MT/DSSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-64MT/DSSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5U-80MT/DSSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5UC-32MT/Dall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5UC-64MT/Dall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5UC-96MT/Dall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5UC-32MT/DSSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5UC-64MT/DSSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
Mitsubishi Electric CorporationMELSEC iQ-F Series FX5UC-96MT/DSSall versions (for serial number 17X**** and later), 1.060 or later (for serial number 179**** and prior)—
20 further entries not shown. The complete list is in the raw JSON document.
06 References
- www.mitsubishielectric.comhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-014_en.pdf
- jvn.jphttps://jvn.jp/vu/JVNVU94620134
- www.cisa.govhttps://www.cisa.gov/news-events/ics-advisories/icsa-23-306-02