CVE-2021-35067 Other in n/a

High 8.1 Published Updated

Attackers can bypass authentication by replaying sniffed control messages to operate Meross smart switches without authorization.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-35067?

CVE-2021-35067 is a high-severity vulnerability in n/a, published on 7 Oct 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Meross MSG100 devices before 3.2.3 allow an attacker to replay the same data or similar data (e.g., an attacker who sniffs a Close message can transmit an acceptable Open message).

Weakness: CWE-294

Which versions are affected by CVE-2021-35067?

It affects 1 product.

Products include Meross Msg100 Firmware.

How do I fix CVE-2021-35067?

No fix has been published for CVE-2021-35067 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-35067 being exploited?

There is no known exploitation of CVE-2021-35067 in the wild and no public exploit code.

Sources

Also known as GHSA-992r-fc94-v8jf.

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