CVE-2024-57049

Name: CVE-2024-57049
Creator: NVD / NIST
Published: 2025-02-18T15:15:16.89+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.21%

Last modified Jun 17, 2026

CVE-2024-57049 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability in the TP-Link Archer c20 router with firmware version V6.6_230412 and earlier permits unauthorized individuals to bypass the authentication of some interfaces under the /cgi directory. When adding Referer: http://tplinkwifi.net to the the request, it will be recognized as passing the authentication. EPSS estimates a 3.21% chance of exploitation in the next 30 days.

Description

A vulnerability in the TP-Link Archer c20 router with firmware version V6.6_230412 and earlier permits unauthorized individuals to bypass the authentication of some interfaces under the /cgi directory. When adding Referer: http://tplinkwifi.net to the the request, it will be recognized as passing the authentication. NOTE: this is disputed by the Supplier because the response to the API call is only "non-sensitive UI initialization variables."

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

3.21%

86.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Tp-Link	Archer C20 Firmware	6.6_230412

References

https://github.com/Shuanunio/CVE_Requests/blob/main/TP-Link/archer%20c20/ACL%20bypass%20Vulnerability%20in%20TP-Link%20archer%20c20.mdExploit, Third Party Advisory

Timeline

Published: Feb 18, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-57049?

How severe is CVE-2024-57049?

CVE-2024-57049 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.21% probability of exploitation in the next 30 days.

How do I fix CVE-2024-57049?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-57049?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST