CVE-2019-5478

Description

A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an adversary being able to modify the control fields of the boot image leading to an incorrect secure boot behavior.

Categories

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.02%
Vendor Advisory xilinx.com
Affected: n/a Zynq UltraScale+ SoC
Published at:
Updated at:

References

Link Tags
https://www.xilinx.com/support/answers/72588.html vendor advisory
https://github.com/inversepath/advisories/blob/master/Security_Advisory-Ref_FSC-HWSEC-VR2019-0001-Xilinx_ZU+-Encrypt_Only_Secure_Boot_bypass.txt third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-5478?
CVE-2019-5478 has been scored as a medium severity vulnerability.
How to fix CVE-2019-5478?
To fix CVE-2019-5478, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-5478 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-5478 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-5478?
CVE-2019-5478 affects n/a Zynq UltraScale+ SoC.
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