TP-LINK Archer C20 up to 6.6_230412 /cgi improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in TP-LINK Archer C20 up to 6.6_230412 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /cgi. This manipulation causes improper authentication. This vulnerability is handled as CVE-2024-57049. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in TP-LINK Archer C20 up to 6.6_230412 and classified as critical. Affected by this vulnerability is an unknown part of the file /cgi. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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."

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-57049 since 01/09/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

ADP CISA Base Score: 9.8
ADP CISA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/09/2025 🔍
02/18/2025 +40 days 🔍
02/18/2025 +0 days 🔍
02/12/2026 +359 days 🔍

Sourcesinfo

Vendor: tp-link.com

Advisory: github.com
Status: Not defined

CVE: CVE-2024-57049 (🔍)
GCVE (CVE): GCVE-0-2024-57049
GCVE (VulDB): GCVE-100-296131

Entryinfo

Created: 02/18/2025 16:00
Updated: 02/12/2026 08:06
Changes: 02/18/2025 16:00 (53), 06/06/2025 20:07 (1), 02/12/2026 08:06 (12)
Complete: 🔍
Cache ID: 216::103

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