CVE-2018-15476 Security feature bypass in n/a

High 8.1 Published Updated

Attackers can perform Man-in-the-Middle attacks to inject malicious firmware due to missing SSL/TLS certificate verification in myStrom devices.

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-2018-15476?

CVE-2018-15476 is a high-severity vulnerability in n/a, published on 30 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in myStrom WiFi Switch V1 before 2.66, WiFi Switch V2 before 3.80, WiFi Switch EU before 3.80, WiFi Bulb before 2.58, WiFi LED Strip before 3.80, WiFi Button before 2.73, and WiFi Button Plus before 2.73. The SSL/TLS server certificate in the device to cloud communication was not verified by the device. As a result, an attacker in control of the network traffic of a device could have taken control of a device by intercepting and modifying commands issued from the server to the device in a Man-in-the-Middle attack. This included the ability to inject firmware update commands into the communication and cause the device to install maliciously modified firmware.

Weakness: CWE-295

Which versions are affected by CVE-2018-15476?

It affects 6 products.

Products include Mystrom Wifi Bulb Firmware, Mystrom Wifi Button Firmware, Mystrom Wifi Button Plus Firmware, Mystrom Wifi Led Strip Firmware, Mystrom Wifi Switch Eu Firmware, Mystrom Wifi Switch Firmware.

How do I fix CVE-2018-15476?

No fix has been published for CVE-2018-15476 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-15476 being exploited?

There is no known exploitation of CVE-2018-15476 in the wild and no public exploit code.

Sources

Also known as GHSA-qp87-27vx-89v7.

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