CVE-2023-1389

8.8 HIGH CISA KEV - Actively Exploited
Published: March 15, 2023 Modified: November 03, 2025

Description

TP-Link Archer AX21 (AX1800) firmware versions before 1.1.4 Build 20230219 contained a command injection vulnerability in the country form of the /cgi-bin/luci;stok=/locale endpoint on the web management interface. Specifically, the country parameter of the write operation was not sanitized before being used in a call to popen(), allowing an unauthenticated attacker to inject commands, which would be run as root, with a simple POST request.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://packetstormsecurity.com/files/174131/TP-Link-Archer-AX21-Command-Injection.html
Source: vulnreport@tenable.com
Exploit Third Party Advisory VDB Entry
https://www.tenable.com/security/research/tra-2023-11
Source: vulnreport@tenable.com
Exploit Third Party Advisory
http://packetstormsecurity.com/files/174131/TP-Link-Archer-AX21-Command-Injection.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
https://www.tenable.com/security/research/tra-2023-11
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1389
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
93.8%
100th percentile
Exploitation Status
Actively Exploited
Remediation due: 2023-05-22

Weaknesses (CWE)

Affected Vendors

tp-link