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Vulnerability record · CVE-2023-37284 · published 6 September 2023

CVE-2023-37284: Tp-link archer c20 firmware improper authentication vulnerability

Tp Link · Archer C20 Firmware

Improper authentication vulnerability in Archer C20 firmware versions prior to 'Archer C20(JP)_V1_230616' allows a network-adjacent unauthenticated attacker to execute an arbitrary OS command via a crafted request to bypass authentication.

8.8 CVSS 3.1 High EPSS 0.41% · top 67.8% CWE-287 · Improper authentication
8.8CVSS 3.1 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Improper authentication vulnerability in Archer C20 firmware versions prior to 'Archer C20(JP)_V1_230616' allows a network-adjacent unauthenticated attacker to execute an arbitrary OS command via a crafted request to bypass authentication.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://jvn.jp/en/vu/JVNVU99392903/ Third Party Advisory
https://www.tp-link.com/jp/support/download/archer-c20/v1/#Firmware Product
https://jvn.jp/en/vu/JVNVU99392903/ Third Party Advisory
https://www.tp-link.com/jp/support/download/archer-c20/v1/#Firmware Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-37284), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.