Vulnerability in Contec Conprosys Hmi System
CVE-2023-28399
Incorrect permission assignment for critical resource exists in CONPROSYS HMI System (CHS) versions prior to 3.5.3. ACL (Access Control List) is not appropriately set to the local folder where the affected product is installed, therefore a wide range of privileges is permitted to a user of the PC where the affected product is installed. As a result, the user may be able to destroy the system and/or execute a malicious program.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (7.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Contec Conprosys Hmi System
- Contec Co., Ltd. Conprosys Hmi System (Chs) — versions versions prior to 3.5.3
Weakness classification (CWE)
References
- www.contec.com/api/downloadlogger (Vendor Advisory)
- www.contec.com/jp/api/downloadlogger (Vendor Advisory)
- jvn.jp/en/vu/JVNVU93372935/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-28399?
- CVE-2023-28399 is a high-severity vulnerability in Contec Conprosys Hmi System, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2023-06-01.
- How severe is CVE-2023-28399?
- High severity. CVSS v3 base score is 7.8 out of 10.