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CVE-2020-15490

9.8 · CRITICAL
Published Jul 1, 2020 wavlink CWE-120 EPSS 3.73% (89th pctl)

Overview

CVE-2020-15490 is a critical-severity vulnerability affecting wavlink wl-wn530hg4_firmware. It was published on July 1, 2020 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

An issue was discovered on Wavlink WL-WN530HG4 M30HG4.V5030.191116 devices. Multiple buffer overflow vulnerabilities exist in CGI scripts, leading to remote code execution with root privileges. (The set of affected scripts is similar to CVE-2020-12266.)

Remediation

Check the references section for vendor advisories and patches from wavlink. Update wl-wn530hg4_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-2020-15490?

CVE-2020-15490 is a critical-severity vulnerability affecting wavlink wl-wn530hg4_firmware. It was published on July 1, 2020 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2020-15490?

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-2020-15490?

Check the references section for vendor advisories and patches from wavlink. Update wl-wn530hg4_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-2020-15490?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-15490 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.