RCE in Mitsubishielectric Melsec Ws0-Geth00200
CVE-2023-1618
Active Debug Code vulnerability in Mitsubishi Electric Corporation MELSEC WS Series WS0-GETH00200 Serial number 2310 **** and prior allows a remote unauthenticated attacker to bypass authentication and illegally log into the affected module by connecting to it via telnet which is hidden function and is enabled by default when shipped from the factory. As a result, a remote attacker with unauthorized login can reset the module, and if certain conditions are met, he/she can disclose or tamper with the module's configuration or rewrite the firmware.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.011 (65.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Mitsubishielectric Melsec Ws0-Geth00200
- Mitsubishielectric Melsec Ws0-Geth00200 Firmware
- Mitsubishi Electric Corporation Melsec Ws Series Ws0-Geth00200 — versions Serial number 2310 **** and prior
Weakness classification (CWE)
References
- www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-002_en.pdf (Vendor Advisory)
- jvn.jp/vu/JVNVU96063959 (Third Party Advisory)
- www.cisa.gov/news-events/ics-advisories/icsa-23-138-02 (US Government Resource, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2023-1618?
- CVE-2023-1618 is a high-severity vulnerability in Mitsubishielectric Melsec Ws0-Geth00200, classified under Active Debug Code. CVSS score: 7.5/10. Published 2023-05-19.
- How severe is CVE-2023-1618?
- High severity. CVSS v3 base score is 7.5 out of 10.