CVE-2023-52031

Name: CVE-2023-52031
Creator: NVD / NIST
Published: 2024-01-11T09:15:47.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.54%

Last modified Jun 17, 2026

CVE-2023-52031 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. TOTOlink A3700R v9.1.2u.5822_B20200513 was discovered to contain a remote command execution (RCE) vulnerability via the UploadFirmwareFile function.. EPSS estimates a 1.54% chance of exploitation in the next 30 days.

Description

TOTOlink A3700R v9.1.2u.5822_B20200513 was discovered to contain a remote command execution (RCE) vulnerability via the UploadFirmwareFile function.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.54%

71.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Totolink	A3700r Firmware	9.1.2u.5822_b20200513

References

https://815yang.github.io/2023/12/04/a3700r/TOTOlink%20A3700R_UploadFirmwareFile/Exploit, Third Party Advisory
https://815yang.github.io/2023/12/04/a3700r/TOTOlink%20A3700R_UploadFirmwareFile/Exploit, Third Party Advisory

Timeline

Published: Jan 11, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-52031?

TOTOlink A3700R v9.1.2u.5822_B20200513 was discovered to contain a remote command execution (RCE) vulnerability via the UploadFirmwareFile function.

How severe is CVE-2023-52031?

CVE-2023-52031 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.54% probability of exploitation in the next 30 days.

How do I fix CVE-2023-52031?

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.

Are you affected by CVE-2023-52031?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST