CVE-2023-31473

MEDIUM
4.9
CVSS Score
Published: May 11, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:57 AM UTC
65 products affected across 1 vendorGl MT3000 FirmwareGl AX1800 FirmwareGl AR300M Firmware

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Severity
MEDIUM4.9
Exploit prediction
EPSS 4%
SSVC
PoC

Description

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 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-a1300 (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-ap1300 (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-ap1300lte (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-ar300m (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-ar750 (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-ar750s (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-axt1800 (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-b1300 (same device)
v < 3.216
Affected range stops below 3.216, so it looks safe — our inference, not a vendor statement
gl-inet-gl-b2200 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-77

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