CVE Vulnerability

CVE-2019-5478

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.

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
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
Configurations

Configuration 1
Information

Published : 2019-09-03 08:15

Updated : 2020-10-16 02:11

NVD link : CVE-2019-5478

Mitre link : CVE-2019-5478

Products Affected

Xilinx

Zynq Ultrascale+ Rfsoc

Zynq Ultrascale+ Rfsoc Firmware

CWE
CWE-345