CVE-2019-3717 Security feature bypass in Dell Client Commercial and Consumer platforms
An attacker with physical access can bypass Secure Boot to run unsigned code on expansion cards during boot on Dell client platforms.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-3717?
CVE-2019-3717 is a high-severity vulnerability in Dell Chengming 3980 Firmware, published on 5 Aug 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Select Dell Client Commercial and Consumer platforms contain an Improper Access Vulnerability. An unauthenticated attacker with physical access to the system could potentially bypass intended Secure Boot restrictions to run unsigned and untrusted code on expansion cards installed in the system during platform boot. Refer to https://www.dell.com/support/article/us/en/04/sln317683/dsa-2019-043-dell-client-improper-access-control-vulnerability?lang=en for versions affected by this vulnerability.
Which versions are affected by CVE-2019-3717?
It affects 241 products.
Products include Dell Chengming 3967 Firmware, Dell Chengming 3977 Firmware, Dell Chengming 3980 Firmware, Dell Embedded Box Pc 5000 Firmware, Dell G3 3579 Firmware, Dell G3 3779 Firmware and 235 more.
How do I fix CVE-2019-3717?
No fix has been published for CVE-2019-3717 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-3717 being exploited?
There is no known exploitation of CVE-2019-3717 in the wild and no public exploit code.
Other vulnerabilities in Dell Chengming 3980 Firmware
Sources
Also known as GHSA-72vg-39jq-h2mg.