Buffer overflow in Codesys Plcwinnt
CVE-2022-32140
Multiple CODESYS products are affected to a buffer overflow.A low privileged remote attacker may craft a request, which can cause a buffer copy without checking the size of the service, resulting in a denial-of-service condition. User Interaction is not required.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (62.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000
Affected products
- Codesys Plcwinnt — versions V2
- Codesys Runtime Toolkit — versions V2
- Codesys Runtime Toolkit
Weakness classification (CWE)
References
- customers.codesys.com/index.php (Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-32140?
- CVE-2022-32140 is a medium-severity vulnerability in Codesys Plcwinnt, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2022-06-24.
- How severe is CVE-2022-32140?
- Medium severity. CVSS v3 base score is 6.5 out of 10.