THREATPORT/VULNERABILITY/CVE-2023-31472
HIGH SEVERITY

CVE-2023-31472

Gl S20 Firmware vulnerability

CVSS
7.5
EPSS
19.9%
EPSS pct
97th
Exploited
No known
An issue was discovered on GL.iNet devices before 3.216. There is an arbitrary file write in which an empty file can be created anywhere on the filesystem. This is caused by a command injection vulnerability with a filter applied.
Affected vendor
Gl Inet
Affected product
Gl S20 Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness type (CWE)
  • CWE-770 — Allocation of Resources Without Limits or Throttling
Published
2023-05-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to integrity.

Its EPSS score of 19.9% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2023-31472

  • Confirm whether Gl Inet Gl S20 Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2023-31472.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2023-31472

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2023-31472 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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