NvidiaNVIDIA:5319Security Bulletin: NVIDIA License System - February 2022
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS
Percentile
22.7%
NVIDIA has released a software update for the Delegated License Service (DLS) virtual appliance component of NVIDIA License System to address a security issue that may lead to privilege escalation, impacting confidentiality and integrity.
To protect your system, download and install this software update through the NVIDIA Licensing Portal. To simplify the upgrade of an existing DLS virtual appliance, follow the instructions in Migrating a DLS Instance in NVIDIA License System User Guide.
Go to NVIDIA Product Security.
Details
This section provides a summary of potential vulnerabilities that this security update addresses and their impact. Descriptions use CWE™, and base scores and vectors use CVSS v3.1 standards.
| CVE ID | Description | Base Score | Vector |
|---|---|---|---|
| CVE‑2022‑21818 | NVIDIA License System contains a vulnerability in the installation scripts for the DLS virtual appliance, where a user on a network after signing in to the portal can access other users’ credentials, allowing them to gain escalated privileges, resulting in limited impact to both confidentiality and integrity. | 5.4 | AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
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 evaluating the risk to your specific configuration.
Security Update
The following table lists the NVIDIA software products and versions affected, and the updated version that includes this security update.
Log in to the NVIDIA Enterprise Application Hub to download updates from the NVIDIA Licensing Portal. To simplify the upgrade of an existing DLS virtual appliance, follow the instructions in Migrating a DLS Instance in NVIDIA License System User Guide.
| CVE ID Addressed | Software Product | Operating System | Affected Versions | Updated Version |
|---|---|---|---|---|
| CVE‑2022‑21818 | NVIDIA License System DLS virtual appliance | Citrix Hypervisor, Linux Kernel-based Virtual Machine (KVM) hypervisors, Microsoft Windows Server with Hyper-V Datacenter edition, Red Hat Virtualization, VMware vSphere | All versions prior to 1.1 | 1.1 |
Mitigations
None. See Security Update for the version to install.
Acknowledgements
NVIDIA thanks Dmitriy Rabotyagov and Magnus Bergman for reporting this issue.
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:P/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS
Percentile
22.7%