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[email protected]NVD:CVE-2019-5478

HistorySep 03, 2019 - 8:15 p.m.

CVE-2019-5478

2019-09-0320:15:11

CWE-657

CWE-345

[email protected]

web.nvd.nist.gov

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:L/Au:N/C:N/I:P/A:N

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

5.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.6%

JSON

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.

Affected configurations

NVD

Node

xilinxzynq_ultrascale\+_mpsoc_firmwareMatch-

AND

xilinxzynq_ultrascale\+_mpsocMatch-

Node

xilinxzynq_ultrascale\+_rfsoc_firmwareMatch-

AND

xilinxzynq_ultrascale\+_rfsocMatch-

References

github.com/inversepath/advisories/blob/master/Security_Advisory-Ref_FSC-HWSEC-VR2019-0001-Xilinx_ZU+-Encrypt_Only_Secure_Boot_bypass.txt

www.xilinx.com/support/answers/72588.html

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:L/Au:N/C:N/I:P/A:N

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

5.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.6%

JSON

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