Cyber Resilience

CVE-2023-31473

MediumPublic PoCRCE

Published: 11 May 2023

Published
11 May 2023
Modified
27 January 2025
KEV Added
—
Patch
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CVSS Score v3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0254 85.8th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-31473 is a medium-severity Command Injection (CWE-77) vulnerability in Gl-Inet Gl-S20 Firmware. Its CVSS base score is 4.9 (Medium).

Operationally, ranked in the top 14.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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. Through…

more

the software installation feature, it is possible to inject arbitrary parameters in a request to cause opkg to read an arbitrary file name while using root privileges. The -f option can be used with a configuration file.

CWE(s)
CWE-77

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

gl-inet
gl-s20 firmware
≤ 3.216
gl-inet
gl-x3000 firmware
≤ 3.216
gl-inet
gl-mt3000 firmware
≤ 3.216
gl-inet
gl-mt2500 firmware
≤ 3.216
gl-inet
gl-mt2500a firmware
≤ 3.216
gl-inet
gl-axt1800 firmware
≤ 3.216
gl-inet
gl-a1300 firmware
≤ 3.216
gl-inet
gl-ax1800 firmware
≤ 3.216
gl-inet
gl-sft1200 firmware
≤ 3.216
gl-inet
gl-mt1300 firmware
≤ 3.216
+22 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References