CVE-2018-7851
6.5 · MEDIUMOverview
CVE-2018-7851 is a medium-severity vulnerability affecting schneider-electric m580_firmware. It was published on May 22, 2019 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
CWE-119: Buffer errors vulnerability exists in Modicon M580 with firmware prior to V2.50, Modicon M340 with firmware prior to V3.01, BMxCRA312xx with firmware prior to V2.40, All firmware versions of Modicon Premium and 140CRA312xxx when sending a specially crafted Modbus packet, which could cause a denial of service to the device that would force a restart to restore availability.
Remediation
Check the references section for vendor advisories and patches from schneider-electric. Update m580_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 | m580_firmware | >= 0, < 2.50 | Affected |
Frequently Asked Questions
What is CVE-2018-7851?
CVE-2018-7851 is a medium-severity vulnerability affecting schneider-electric m580_firmware. It was published on May 22, 2019 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2018-7851?
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2018-7851?
Check the references section for vendor advisories and patches from schneider-electric. Update m580_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-2018-7851?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-7851 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
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