Auth bypass in Contec Conprosys_hmi_system
CVE-2023-22334
Use of password hash instead of password for authentication vulnerability in CONPROSYS HMI System (CHS) Ver.3.4.5 and earlier allows a remote authenticated attacker to obtain user credentials information via a man-in-the-middle attack.
Vulnerability class: Broken Authentication
EPSS: 0.009 (55.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Contec Conprosys_hmi_system
- Contec Co., Ltd. Conprosys Hmi System (Chs) — versions Ver.3.4.5 and earlier
Weakness classification (CWE)
References
- vultures@jpcert.or.jp (Patch, Vendor Advisory)
- vultures@jpcert.or.jp (Patch, Vendor Advisory)
- vultures@jpcert.or.jp (Patch, Third Party Advisory)
- vultures@jpcert.or.jp (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-22334?
- CVE-2023-22334 is a medium-severity vulnerability in Contec Conprosys_hmi_system, classified under Improper Authentication. CVSS score: 5.3/10. Published 2023-01-20.
- How severe is CVE-2023-22334?
- Medium severity. CVSS v3 base score is 5.3 out of 10.