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CVE-2023-1424

10.0 · CRITICAL
Published May 24, 2023 mitsubishielectric CWE-120 EPSS 3.44% (88th pctl)

Overview

CVE-2023-1424 is a critical-severity vulnerability affecting mitsubishielectric melsec_iq-fx5u-32mr\/ds_firmware. It was published on May 24, 2023 and has a CVSS 3.1 base score of 10.0 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 10.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules and MELSEC iQ-R Series CPU modules allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on a target product by sending specially crafted packets. A system reset of the product is required for recovery from a denial of service (DoS) condition and malicious code execution.

Remediation

Check the references section for vendor advisories and patches from mitsubishielectric. Update melsec_iq-fx5u-32mr\/ds_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

Frequently Asked Questions

What is CVE-2023-1424?

CVE-2023-1424 is a critical-severity vulnerability affecting mitsubishielectric melsec_iq-fx5u-32mr\/ds_firmware. It was published on May 24, 2023 and has a CVSS 3.1 base score of 10.0 (CRITICAL).

How severe is CVE-2023-1424?

This vulnerability has a CVSS 3.1 base score of 10.0, 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-2023-1424?

Check the references section for vendor advisories and patches from mitsubishielectric. Update melsec_iq-fx5u-32mr\/ds_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-2023-1424?

CyberStrike's AI-powered security agents can automatically detect CVE-2023-1424 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.