CVE-2021-3555 Memory corruption in Indoor 2K Indoor Camera

High 7.6 Published Updated

A local attacker can exploit a buffer overflow in the RSTP server to achieve remote code execution on Eufy Indoor 2K cameras.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-3555?

CVE-2021-3555 is a high-severity memory corruption vulnerability in Eufy Indoor 2K Indoor Camera, published on 31 May 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A Buffer Overflow vulnerability in the RSTP server component of Eufy Indoor 2K Indoor Camera allows a local attacker to achieve remote code execution. This issue affects: Eufy Indoor 2K Indoor Camera 2.0.9.3 version and prior versions.

Weakness: CWE-120

Which versions are affected by CVE-2021-3555?

It affects 2 products.

Products include Eufylife Solo Indoorcam C24 Firmware, Eufylife Solo Indoorcam P24 Firmware.

How do I fix CVE-2021-3555?

No fix has been published for CVE-2021-3555 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-3555 being exploited?

There is no known exploitation of CVE-2021-3555 in the wild and no public exploit code.

Sources

Also known as GHSA-mg3c-6fqg-8j8h.

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