CVE-2020-28593 Auth bypass in Cosori

High 8.1 Published Updated

An unauthenticated backdoor in the Cosori Smart Air Fryer allows remote attackers to execute arbitrary code via a crafted JSON packet.

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-2020-28593?

CVE-2020-28593 is a high-severity authentication bypass vulnerability in Cosori, published on 15 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A unauthenticated backdoor exists in the configuration server functionality of Cosori Smart 5.8-Quart Air Fryer CS158-AF 1.1.0. A specially crafted JSON object can lead to code execution. An attacker can send a malicious packet to trigger this vulnerability.

Weakness: CWE-912

Which versions are affected by CVE-2020-28593?

It affects 1 product.

Products include Cosori Cs158-Af Firmware.

How do I fix CVE-2020-28593?

No fix has been published for CVE-2020-28593 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2020-28593 being exploited?

There is no known exploitation of CVE-2020-28593 in the wild and no public exploit code.

Sources

Also known as GHSA-pmjv-fqjq-j59g.

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