Vulnerability in Schneider-Electric 140cpu65150
CVE-2020-7549
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in the Web Server on Modicon M340, Legacy Offers Modicon Quantum and Modicon Premium and associated Communication Modules (see security notification for affected versions), that could cause denial of HTTP and FTP services when a series of specially crafted requests is sent to the controller over HTTP.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.011 (63.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000
Affected products
- Schneider-Electric 140cpu65150
- Schneider-Electric 140cpu65150 Firmware
- Schneider-Electric 140noc78000
- Schneider-Electric 140noc78000 Firmware
- Schneider-Electric 140noc78100
- Schneider-Electric 140noc78100 Firmware
- Schneider-Electric 140noe77111
- Schneider-Electric 140noe77111 Firmware
- Schneider-Electric Bmxnoc0401
- Schneider-Electric Bmxnoc0401 Firmware
Weakness classification (CWE)
References
- www.se.com/ww/en/download/document/SEVD-2020-343-06/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-7549?
- CVE-2020-7549 is a medium-severity vulnerability in Schneider-Electric 140cpu65150, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 5.3/10. Published 2020-12-11.
- How severe is CVE-2020-7549?
- Medium severity. CVSS v3 base score is 5.3 out of 10.