# CVE-2023-1389

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.

- Page: https://www.vulneraibility.com/cve/CVE-2023-1389
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2023-05-01; CISA due date 2023-05-22
- EPSS: 100.00% (percentile 100.0)
- Public exploit code: 1 on Exploit-DB · 2 GitHub proofs of concept · 1 Nuclei template (first 2023-07-28)
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2023-11-20)
- Weakness: CWE-77
- Published: 2023-03-15

## Affected versions

- TP-Link Archer AX21 (AX1800): affected All versions prior to version 1.14 Build 20230219

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://www.tenable.com/security/research/tra-2023-11
- [other] http://packetstormsecurity.com/files/174131/TP-Link-Archer-AX21-Command-Injection.html
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1389

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.