Arbitrary File Write Vulnerability in GL.iNet Devices
CVE-2023-31476

7.5HIGH

Key Information:

Vendor

Gl-inet

Status
Gl-mv1000w Firmware
Vendor
CVE Published:
9 May 2023

What is CVE-2023-31476?

An arbitrary file write vulnerability has been identified in GL.iNet devices running firmware versions earlier than 3.216. This issue allows an attacker to create an empty file in almost any location within the device's filesystem, provided that the filename and path do not exceed six characters. The working directory for this attack vector is set to /www, raising concerns about unauthorized modifications and potential exploitation by malicious actors.

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References

https://www.gl-inet.com
https://github.com/gl-inet/CVE-issues/blob/main/3.215/GL-...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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