CVE-2021-40379 Missing authorization in n/a

High 7.5 Published 1 Sep 2021 Updated 4 Aug 2024

Attackers can access media streams on Compro IP cameras without authentication due to missing authorization checks on the medias2 endpoint.

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-2021-40379?

CVE-2021-40379 is a high-severity missing authorization vulnerability in n/a, published on 1 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered on Compro IP70 2.08_7130218, IP570 2.08_7130520, IP60, and TN540 devices. rstp://.../medias2 does not require authorization.

Weakness: CWE-862

Which versions are affected by CVE-2021-40379?

It affects 4 products.

Products include Comprotech Ip570 Firmware, Comprotech Ip60 Firmware, Comprotech Ip70 Firmware, Comprotech Tn540 Firmware.

How do I fix CVE-2021-40379?

No fix has been published for CVE-2021-40379 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-2021-40379 being exploited?

There is no known exploitation of CVE-2021-40379 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-rwmr-cq99-wx42.