CVE-2023-31188

Name: CVE-2023-31188
Creator: NVD / NIST
Published: 2023-09-06T10:15:13.183+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2023-31188 is a high-severity vulnerability rated 8/10 on the CVSS scale. Multiple TP-LINK products allow a network-adjacent authenticated attacker to execute arbitrary OS commands. Affected products/versions are as follows: Archer C50 firmware versions prior to 'Archer C50(JP)_V3_230505', Archer C55 firmware versions prior to 'Archer C55(JP)_V1_230506', and Archer C20 firmware versions prior to 'Archer C20(JP)_V1_230616'.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

Multiple TP-LINK products allow a network-adjacent authenticated attacker to execute arbitrary OS commands. Affected products/versions are as follows: Archer C50 firmware versions prior to 'Archer C50(JP)_V3_230505', Archer C55 firmware versions prior to 'Archer C55(JP)_V1_230506', and Archer C20 firmware versions prior to 'Archer C20(JP)_V1_230616'.

Metrics

CVSS 3.1

8/10

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

EPSS Probability

0.40%

31.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tp-Link	Archer C55 Firmware	< 230506
Tp-Link	Archer C50 V3 Firmware	< 230505

References

https://jvn.jp/en/vu/JVNVU99392903/Third Party Advisory
https://www.tp-link.com/jp/support/download/archer-c20/v1/#FirmwareProduct
https://www.tp-link.com/jp/support/download/archer-c50/v3/#FirmwareProduct
https://www.tp-link.com/jp/support/download/archer-c55/#FirmwareProduct
https://jvn.jp/en/vu/JVNVU99392903/Third Party Advisory
https://www.tp-link.com/jp/support/download/archer-c20/v1/#FirmwareProduct
https://www.tp-link.com/jp/support/download/archer-c50/v3/#FirmwareProduct
https://www.tp-link.com/jp/support/download/archer-c55/#FirmwareProduct

Timeline

Published: Sep 6, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-31188?

How severe is CVE-2023-31188?

CVE-2023-31188 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2023-31188?

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-2023-31188?

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

Scan your code now

Source: NVD / NIST