CVE-2019-5478
CVSS V2 Low 2.1
CVSS V3 Medium 5.5
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.
Overview
- CVE ID
- CVE-2019-5478
- Assigner
- support@hackerone.com
- Vulnerability Status
- Analyzed
- Published Version
- 2019-09-03T20:15:11
- Last Modified Date
- 2020-10-16T14:11:49
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:xilinx:zynq_ultrascale\+_mpsoc_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:xilinx:zynq_ultrascale\+_mpsoc:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:xilinx:zynq_ultrascale\+_rfsoc_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:xilinx:zynq_ultrascale\+_rfsoc:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:P/A:N
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 2.1
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference 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 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-5478 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5478 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 17:07:37 | Added to TrackCVE | |||
| 2022-12-04 02:13:34 | cve-assignments@hackerone.com | support@hackerone.com | CVE Assigner | updated |
| 2022-12-04 02:13:34 | 2019-09-03T20:15Z | 2019-09-03T20:15:11 | CVE Published Date | updated |
| 2022-12-04 02:13:34 | 2020-10-16T14:11:49 | CVE Modified Date | updated | |
| 2022-12-04 02:13:34 | Analyzed | Vulnerability Status | updated |