CVE-2017-6026
9.1 · CRITICALOverview
CVE-2017-6026 is a critical-severity vulnerability affecting schneider-electric modicon_m251_firmware. It was published on June 30, 2017 and has a CVSS 3.1 base score of 9.1 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.1, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The session numbers generated by the web application are lacking randomization and are shared between several users. This may allow a current session to be compromised.
Remediation
Check the references section for vendor advisories and patches from schneider-electric. Update modicon_m251_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_m251_firmware | 0 | Affected |
| schneider-electric | modicon_m241_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2017-6026?
CVE-2017-6026 is a critical-severity vulnerability affecting schneider-electric modicon_m251_firmware. It was published on June 30, 2017 and has a CVSS 3.1 base score of 9.1 (CRITICAL).
How severe is CVE-2017-6026?
This vulnerability has a CVSS 3.1 base score of 9.1, 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-2017-6026?
Check the references section for vendor advisories and patches from schneider-electric. Update modicon_m251_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-2017-6026?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-6026 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.
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