NvidiaNVIDIA:4875Security Bulletin: NVIDIA SHIELD TV - October 2019
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
12.7%
NVIDIA has released a software security update for NVIDIA SHIELD® TV. This update addresses issues that may lead to information disclosure, denial of service, code execution, or escalation of privileges. To protect your system, download and install this software update through Settings>About>System update. Go to NVIDIA Product Security.
Details
This section summarizes the potential impact that this security update addresses. Descriptions use CWE™, and base scores and vectors use CVSS V3 standards.
| CVE | Description | Base Score | Vector |
|---|---|---|---|
| CVE‑2019‑5699 | NVIDIA Tegra bootloader contains a vulnerability where the software performs an incorrect bounds check, which may lead to buffer overflow resulting in escalation of privileges and code execution. | 7.6 | AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| CVE‑2019‑5700 | NVIDIA Tegra software contains a vulnerability in the bootloader, where it does not validate the fields of the boot image, which may lead to code execution, denial of service, escalation of privileges, and information disclosure. | 7.6 | AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
SHIELD TV update includes Android™ Security Patch level 2019-07-05. For more information about what is included in Android security patch levels, refer to the Android Security Bulletins.
The NVIDIA risk assessment is based on an average of risk across a diverse set of installed systems and may not represent the true risk to your local installation. NVIDIA recommends consulting a security or IT professional to evaluate the risk to your specific configuration.
Security Updates
The following table lists the NVIDIA software products affected, versions affected, and the updated versions that include this security update.
Download the updates through Settings>About>System update.
| Software Product | Operating System | Affected Versions | Updated Version |
|---|---|---|---|
| SHIELD TV | Android-P | Shield Experience prior to 8.0.1 | Shield Experience Upgrade 8.0.1 |
Notes:
- Earlier releases of this product are also affected. If you are using an earlier release, upgrade to the latest release.
Mitigations
None. See Security Updates for the versions to install.
Acknowledgements
CVE-2019-5700: NVIDIA thanks Ryan Grachek for reporting this issue.
Related
7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
12.7%