CVE-2019-6811
7.5 · HIGHOverview
CVE-2019-6811 is a high-severity vulnerability affecting schneider-electric modicon_quantum_140noe77101_firmware. It was published on September 17, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
An Improper Check for Unusual or Exceptional Conditions (CWE-754) vulnerability exists in Modicon Quantum 140 NOE771x1 version 6.9 and earlier, which could cause denial of service when the module receives an IP fragmented packet with a length greater than 65535 bytes. The module then requires a power cycle to recover.
Remediation
Check the references section for vendor advisories and patches from schneider-electric. Update modicon_quantum_140noe77101_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_quantum_140noe77101_firmware | 0 | Affected |
| schneider-electric | modicon_quantum_140noe77111_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2019-6811?
CVE-2019-6811 is a high-severity vulnerability affecting schneider-electric modicon_quantum_140noe77101_firmware. It was published on September 17, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2019-6811?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2019-6811?
Check the references section for vendor advisories and patches from schneider-electric. Update modicon_quantum_140noe77101_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-2019-6811?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-6811 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.
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