CVE-2020-7533
9.8 · CRITICALOverview
CVE-2020-7533 is a critical-severity vulnerability affecting schneider-electric modicon_m340_bmxp3420302_firmware. It was published on December 1, 2020 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
CWE-287: Improper Authentication vulnerability exists which could cause the execution of
commands on the webserver without authentication when sending specially crafted HTTP
requests.
Remediation
Check the references section for vendor advisories and patches from schneider-electric. Update modicon_m340_bmxp3420302_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| schneider-electric | modicon_m340_bmxp3420302_firmware | >= 0, < 3.20 | Affected |
| schneider-electric | modicon_m340_bmxp342000_firmware | >= 0, < 3.20 | Affected |
| schneider-electric | modicon_m340_bmxp341000_firmware | >= 0, < 3.20 | Affected |
| schneider-electric | modicon_m340_bmxp3420102_firmware | >= 0, < 3.20 | Affected |
| schneider-electric | bmxnoe0100_firmware | >= 0, < 3.3 | Affected |
| schneider-electric | bmxnoe0110_firmware | >= 0, < 6.5 | Affected |
| schneider-electric | bmxnoc0401_firmware | >= 0, < 2.10 | Affected |
| schneider-electric | tsxp574634_firmware | >= 0, < 6.1 | Affected |
| schneider-electric | tsxp575634_firmware | >= 0, < 6.1 | Affected |
| schneider-electric | tsxp576634_firmware | >= 0, < 6.1 | Affected |
Frequently Asked Questions
What is CVE-2020-7533?
CVE-2020-7533 is a critical-severity vulnerability affecting schneider-electric modicon_m340_bmxp3420302_firmware. It was published on December 1, 2020 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2020-7533?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-7533?
Check the references section for vendor advisories and patches from schneider-electric. Update modicon_m340_bmxp3420302_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-7533?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-7533 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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