Auth bypass in Especmic Rs-12n
CVE-2023-27388
Improper authentication vulnerability in T&D Corporation and ESPEC MIC CORP. data logger products allows a remote unauthenticated attacker to login to the product as a registered user. Affected products and versions are as follows: T&D Corporation data logger products (TR-71W/72W all firmware versions, RTR-5W all firmware versions, WDR-7 all firmware versions, WDR-3 all firmware versions, and WS-2 all firmware versions), and ESPEC MIC CORP. data logger products (RT-12N/RS-12N all firmware versions, RT-22BN all firmware versions, and TEU-12N all firmware versions).
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.013 (68.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.tandd.com/news/detail.html (Vendor Advisory)
- www.monitoring.especmic.co.jp/post/VulnerabilityInRT-12N_RS-12N_RT-22BNandTEU-1… (Vendor Advisory)
- jvn.jp/en/jp/JVN14778242/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-27388?
- CVE-2023-27388 is a critical-severity vulnerability in Especmic Rs-12n, classified under Improper Authentication. CVSS score: 9.8/10. Published 2023-05-23.
- How severe is CVE-2023-27388?
- Critical severity. CVSS v3 base score is 9.8 out of 10.