Vulnerability Monitor

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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.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.5, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts integrity (unauthorized modifications), for affected systems. Impacting 82 products from amd, from amd, from amd and 79 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.


Published

2019-09-03T20:15:11.530

Last Modified

2024-11-27T16:10:16.277

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-657
  • Type: Primary
    CWE-345

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System amd zu11eg_firmware - Yes
Hardware amd zu11eg - No
Operating System amd zu15eg_firmware - Yes
Hardware amd zu15eg - No
Operating System amd zu17eg_firmware - Yes
Hardware amd zu17eg - No
Operating System amd zu19eg_firmware - Yes
Hardware amd zu19eg - No
Operating System amd zu1cg_firmware - Yes
Hardware amd zu1cg - No
Operating System amd zu1eg_firmware - Yes
Hardware amd zu1eg - No
Operating System amd zu21dr_firmware - Yes
Hardware amd zu21dr - No
Operating System amd zu25dr_firmware - Yes
Hardware amd zu25dr - No
Operating System amd zu27dr_firmware - Yes
Hardware amd zu27dr - No
Operating System amd zu28dr_firmware - Yes
Hardware amd zu28dr - No
Operating System amd zu29dr_firmware - Yes
Hardware amd zu29dr - No
Operating System amd zu2cg_firmware - Yes
Hardware amd zu2cg - No
Operating System amd zu2eg_firmware - Yes
Hardware amd zu2eg - No
Operating System amd zu39dr_firmware - Yes
Hardware amd zu39dr - No
Operating System amd zu3cg_firmware - Yes
Hardware amd zu3cg - No
Operating System amd zu3eg_firmware - Yes
Hardware amd zu3eg - No
Operating System amd zu3tcg_firmware - Yes
Hardware amd zu3tcg - No
Operating System amd zu3teg_firmware - Yes
Hardware amd zu3teg - No
Operating System amd zu42dr_firmware - Yes
Hardware amd zu42dr - No
Operating System amd zu43dr_firmware - Yes
Hardware amd zu43dr - No
Operating System amd zu46dr_firmware - Yes
Hardware amd zu46dr - No
Operating System amd zu47dr_firmware - Yes
Hardware amd zu47dr - No
Operating System amd zu48dr_firmware - Yes
Hardware amd zu48dr - No
Operating System amd zu49dr_firmware - Yes
Hardware amd zu49dr - No
Operating System amd zu4cg_firmware - Yes
Hardware amd zu4cg - No
Operating System amd zu4eg_firmware - Yes
Hardware amd zu4eg - No
Operating System amd zu4ev_firmware - Yes
Hardware amd zu4ev - No
Operating System amd zu5cg_firmware - Yes
Hardware amd zu5cg - No
Operating System amd zu5eg_firmware - Yes
Hardware amd zu5eg - No
Operating System amd zu5ev_firmware - Yes
Hardware amd zu5ev - No
Operating System amd zu63dr_firmware - Yes
Hardware amd zu63dr - No
Operating System amd zu64dr_firmware - Yes
Hardware amd zu64dr - No
Operating System amd zu65dr_firmware - Yes
Hardware amd zu65dr - No
Operating System amd zu67dr_firmware - Yes
Hardware amd zu67dr - No
Operating System amd zu6cg_firmware - Yes
Hardware amd zu6cg - No
Operating System amd zu6eg_firmware - Yes
Hardware amd zu6eg - No
Operating System amd zu7cg_firmware - Yes
Hardware amd zu7cg - No
Operating System amd zu7eg_firmware - Yes
Hardware amd zu7eg - No
Operating System amd zu7ev_firmware - Yes
Hardware amd zu7ev - No
Operating System amd zu9cg_firmware - Yes
Hardware amd zu9cg - No
Operating System amd zu9eg_firmware - Yes
Hardware amd zu9eg - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For amd's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.