CVE-2017-3198CWE-345

GIGABYTE BRIX UEFI firmware is not cryptographically signed

published July 9, 2018

CVSS
—
EPSS
2%
Percentile
75.1
In the wild
Unconfirmed
What it is

⚡ The GIGABYTE BRIX UEFI firmware is leaving the back door wide open, serving updates over HTTP without proper validation! 🔥 Think of it like a restaurant that lets anyone in the kitchen to change the recipe without checking their credentials. If they slip in a few secret ingredients, it could ruin the dish, or worse! An attacker could sneak in and modify firmware images at will, potentially installing malicious code that takes over your device without raising any red flags. This could lead to unauthorized access, data theft, or even complete system failures—absolutely devastating!

Put simply

Think of it like a restaurant that lets anyone in the kitchen to change the recipe without checking their credentials. If they slip in a few secret ingredients, it could ruin the dish, or worse! This vulnerability arises because the GIGABYTE BRIX UEFI firmware does not cryptographically validate incoming firmware images, coupled with the fact that updates are served via unencrypted HTTP, making it easy for attackers to tamper with the firmware without detection.

What to do

An attacker could sneak in and modify firmware images at will, potentially installing malicious code that takes over your device without raising any red flags. This could lead to unauthorized access, data theft, or even complete system failures—absolutely devastating! To mitigate this risk, ensure that you only download firmware updates from trusted sources and consider using secure methods like HTTPS for updates. Regularly check for firmware updates from GIGABYTE and perform a manual validation if possible. You’ve got this! Stay vigilant, and you'll keep your systems secure and running smoothly! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01576 · 75.1th percentile
Weakness
CWE-345 · Insufficient Verification of Data Authenticity
Published
2018-07-09T19:00Z
EPSS history
Timeline
  • 09 JUL 19:00Z
    GIGABYTE BRIX UEFI firmware is not cryptographically signed
    cvelistv5