How severe is CVE-2023-1389?

CVE-2023-1389 has a CVSS 3.1 base score of 8.8 (HIGH). EPSS estimates a 100.0% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2023-1389: TP-Link Archer AX-21 Command Injection

CISA Known Exploited Vulnerabilities

TP-Link Archer AX-21 Command Injection Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2023-05-01

Remediation due

2023-05-22

Required action
Apply updates per vendor instructions.

CISA notes
https://www.tp-link.com/us/support/download/archer-ax21/v3/#Firmware; https://nvd.nist.gov/vuln/detail/CVE-2023-1389

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.

Severity

CVSS 3.1 · CISA8.8 HIGH

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

SSVC · CISA-ADP

Exploitationactive

Automatableyes

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
-	TP-Link Archer AX21 (AX1800)	All versions prior to version 1.14 Build 20230219

References

2 Links

Other references

Record Details

Published

2023-03-15

Last updated

2025-10-21

Assigner (CNA)

tenable

Credited to

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