CVE-2023-31471
9.8 · CRITICALOverview
CVE-2023-31471 is a critical-severity vulnerability affecting gl-inet gl-s20_firmware. It was published on May 10, 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
An issue was discovered on GL.iNet devices before 3.216. Through the software installation feature, it is possible to install arbitrary software, such as a reverse shell, because the restrictions on the available package list are limited to client-side verification. It is possible to install software from the filesystem, the package list, or a URL.
Remediation
Check the references section for vendor advisories and patches from gl-inet. Update gl-s20_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 |
|---|---|---|---|
| gl-inet | gl-s20_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-x3000_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-mt3000_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-mt2500_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-mt2500a_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-axt1800_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-a1300_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-ax1800_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-sft1200_firmware | >= 0, < 3.216 | Affected |
| gl-inet | gl-mt1300_firmware | >= 0, < 3.216 | Affected |
Frequently Asked Questions
What is CVE-2023-31471?
CVE-2023-31471 is a critical-severity vulnerability affecting gl-inet gl-s20_firmware. It was published on May 10, 2023 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2023-31471?
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-2023-31471?
Check the references section for vendor advisories and patches from gl-inet. Update gl-s20_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-2023-31471?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-31471 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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