CVE-2019-5679 Auth bypass in SHIELD TV

High 7.8 Published 6 Aug 2019 Updated 4 Aug 2024

Improper authentication of the Trusted OS image in NVIDIA Tegra bootloader allows attackers to execute code, escalate privileges, or cause denial of service.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-5679?

CVE-2019-5679 is a high-severity authentication bypass vulnerability in NVIDIA SHIELD TV, published on 6 Aug 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NVIDIA Shield TV Experience prior to v8.0, NVIDIA Tegra bootloader contains a vulnerability in nvtboot where the Trusted OS image is improperly authenticated, which may lead to code execution, denial of service, escalation of privileges, and information disclosure, code execution, denial of service, or escalation of privileges

Weakness: CWE-287

Which versions are affected by CVE-2019-5679?

It affects 1 product.

Products include Nvidia Shield Experience.

How do I fix CVE-2019-5679?

No fix has been published for CVE-2019-5679 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-2019-5679 being exploited?

There is no known exploitation of CVE-2019-5679 in the wild and no public exploit code.

Sources

Also known as GHSA-rjg6-f836-fcpw.