Vulnerability in Codesys Development System
CVE-2021-29239
CODESYS Development System 3 before 3.5.17.0 displays or executes malicious documents or files embedded in libraries without first checking their validity.
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 (7.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.1% 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
Weakness classification (CWE)
References
- customers.codesys.com/index.php (Permissions Required, Vendor Advisory)
- www.codesys.com/security/security-reports.html (Vendor Advisory)
- customers.codesys.com/index.php (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-29239?
- CVE-2021-29239 is a high-severity vulnerability in Codesys Development System, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.8/10. Published 2021-05-03.
- How severe is CVE-2021-29239?
- High severity. CVSS v3 base score is 7.8 out of 10.