RCE in Tp-link Archer_ax21

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 countr…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 1.000 (100.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-1389?
CVE-2023-1389 is a high-severity vulnerability in Tp-link Archer_ax21, classified under Command Injection. CVSS score: 8.8/10. Published 2023-03-15.
How severe is CVE-2023-1389?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-1389 known to be exploited?
Yes. CVE-2023-1389 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-01), indicating it is being actively exploited. 17 public proof-of-concept repositories are indexed.