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.
Weakness
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Archer_c20_firmware | Tp-link | 6.6_230412 (including) | 6.6_230412 (including) |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/114.html
- https://cwe.mitre.org/data/definitions/115.html
- https://cwe.mitre.org/data/definitions/151.html
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- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/57.html
- https://cwe.mitre.org/data/definitions/593.html
- https://cwe.mitre.org/data/definitions/633.html
- https://cwe.mitre.org/data/definitions/650.html
- https://cwe.mitre.org/data/definitions/94.html