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CVE-2023-22920

9.8 · CRITICAL
Published Feb 21, 2023 zyxel CWE-284 EPSS 0.84% (55th pctl)

Overview

CVE-2023-22920 is a critical-severity vulnerability affecting zyxel lte3202-m437_firmware. It was published on February 21, 2023 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

A security misconfiguration vulnerability exists in the Zyxel LTE3316-M604 firmware version V2.00(ABMP.6)C0 due to a factory default misconfiguration intended for testing purposes. A remote attacker could leverage this vulnerability to access an affected device using Telnet.

Remediation

Check the references section for vendor advisories and patches from zyxel. Update lte3202-m437_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-2023-22920?

CVE-2023-22920 is a critical-severity vulnerability affecting zyxel lte3202-m437_firmware. It was published on February 21, 2023 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2023-22920?

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-2023-22920?

Check the references section for vendor advisories and patches from zyxel. Update lte3202-m437_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-2023-22920?

CyberStrike's AI-powered security agents can automatically detect CVE-2023-22920 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.