CVE-2022-47700 Missing authorization in n/a

High 7.5 Published 31 Jan 2023 Updated 27 Mar 2025

Attackers can access back-end scripts without authentication due to incorrect access control in COMFAST router firmware.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-47700?

CVE-2022-47700 is a high-severity missing authorization vulnerability in n/a, published on 31 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

COMFAST (Shenzhen Sihai Zhonglian Network Technology Co., Ltd) CF-WR623N Router firmware V2.3.0.1 and before is vulnerable to Incorrect Access Control. Improper authentication allows requests to be made to back-end scripts without a valid session or authentication.

Weakness: CWE-425

Which versions are affected by CVE-2022-47700?

It affects 1 product.

Products include Comfast Project Cf-Wr623n Firmware.

How do I fix CVE-2022-47700?

No fix has been published for CVE-2022-47700 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2022-47700 being exploited?

There is no known exploitation of CVE-2022-47700 in the wild and no public exploit code.

Sources

Also known as GHSA-5j7h-6h58-qc57.