CVE-2023-31477
HIGHCVSS 7.5/10EPSS 0.94%
Last modified
CVE-2023-31477 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A path traversal issue was discovered on GL.iNet devices before 3.216. Through the file sharing feature, it is possible to share an arbitrary directory, such as /tmp or /etc, because there is no server-side restriction to limit sharing to the USB path.. EPSS estimates a 0.94% chance of exploitation in the next 30 days.
Description
A path traversal issue was discovered on GL.iNet devices before 3.216. Through the file sharing feature, it is possible to share an arbitrary directory, such as /tmp or /etc, because there is no server-side restriction to limit sharing to the USB path.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| 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 |
| Gl-Inet | Gl-E750 Firmware | < 3.216 |
| Gl-Inet | Gl-Mv1000 Firmware | < 3.216 |
| Gl-Inet | Gl-Mv1000w Firmware | < 3.216 |
| Gl-Inet | Gl-S10 Firmware | < 3.216 |
| Gl-Inet | Gl-S200 Firmware | < 3.216 |
| Gl-Inet | Gl-S1300 Firmware | < 3.216 |
| Gl-Inet | Gl-Sf1200 Firmware | < 3.216 |
| Gl-Inet | Gl-B1300 Firmware | < 3.216 |
| Gl-Inet | Gl-B2200 Firmware | < 3.216 |
| Gl-Inet | Gl-Ap1300 Firmware | < 3.216 |
| Gl-Inet | Gl-Ap1300lte Firmware | < 3.216 |
| Gl-Inet | Gl-X1200 Firmware | < 3.216 |
| Gl-Inet | Gl-X750 Firmware | < 3.216 |
| Gl-Inet | Gl-X300b Firmware | < 3.216 |
| Gl-Inet | Gl-Xe300 Firmware | < 3.216 |
| Gl-Inet | Gl-Ar750s Firmware | < 3.216 |
| Gl-Inet | Gl-Ar750 Firmware | < 3.216 |
| Gl-Inet | Gl-Mifi Firmware | < 3.216 |
| Gl-Inet | Gl-Mt300n-V2 Firmware | < 3.216 |
| Gl-Inet | Gl-Ar300m Firmware | < 3.216 |
| Gl-Inet | Gl-Usb150 Firmware | < 3.216 |
| Gl-Inet | Microuter-N300 Firmware | < 3.216 |
References
- https://github.com/gl-inet/CVE-issues/blob/main/3.215/Path_Traversal.mdExploit, Third Party Advisory
- https://www.gl-inet.comVendor Advisory
- https://github.com/gl-inet/CVE-issues/blob/main/3.215/Path_Traversal.mdExploit, Third Party Advisory
- https://www.gl-inet.comVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-31477?
A path traversal issue was discovered on GL.iNet devices before 3.216. Through the file sharing feature, it is possible to share an arbitrary directory, such as /tmp or /etc, because there is no server-side restriction to limit sharing to the USB path.
How severe is CVE-2023-31477?
CVE-2023-31477 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.94% probability of exploitation in the next 30 days.
How do I fix CVE-2023-31477?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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