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Vulnerabilities

Vulnerability · CVE-2023-31478

GL.iNet API Endpoint Information Disclosure Vulnerability

Published Mar 31, 2025 · catalog updated Mar 31, 2025 · GL.iNet API Endpoint Information

Patch now

CVE-2023-31478 is in the CISA known-exploited catalog. Confirm GL.iNet API Endpoint Information against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (GL.iNet API Endpoint Information).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
29.70%
Remediation
Remediation guidance
Affected products
vendor gl-inet gl-s20_firmware

An issue was discovered on GL.iNet devices before 3.216. An API endpoint reveals information about the Wi-Fi configuration, including the SSID and key.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor gl-inet gl-s20_firmwareversion unspecified

How to fix CVE-2023-31478

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2023-31478 is in the CISA known-exploited catalog. Confirm GL.iNet API Endpoint Information against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 29.70%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 31, 2025 · VulnCheck KEV

    Detected

    An issue was discovered on GL.iNet devices before 3.216. An API endpoint reveals information about the Wi-Fi configuration, including the SSID and key.

  2. Mar 31, 2025 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2023-31478

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-31478

    30-day exploitation probability 29.7%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2023-31478

    An issue was discovered on GL.iNet devices before 3.216. An API endpoint reveals information about the Wi-Fi configuration, including the SSID and key.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.