NVIDIA GPU Display Driver on Linux D-Bus Endpoint permissions

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in NVIDIA GPU Display Driver on Linux and classified as critical. This issue affects some unknown processing of the component D-Bus Endpoint Handler. The manipulation leads to permissions. This vulnerability is referenced as CVE-2022-31608. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in NVIDIA GPU Display Driver on Linux (Hardware Driver Software) (the affected version unknown). It has been rated as critical. This issue affects an unknown part of the component D-Bus Endpoint Handler. The manipulation with an unknown input leads to a permissions vulnerability. Using CWE to declare the problem leads to CWE-281. The product does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

NVIDIA GPU Display Driver for Linux contains a vulnerability in an optional D-Bus configuration file, where a local user with basic capabilities can impact protected D-Bus endpoints, which may lead to code execution, denial of service, escalation of privileges, information disclosure, and data tampering.

The weakness was published 11/19/2022. The advisory is shared at nvidia.custhelp.com. The identification of this vulnerability is CVE-2022-31608 since 05/24/2022. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/19/2022). MITRE ATT&CK project uses the attack technique T1222 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (NVIDIA Corporation): 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Permissions
CWE: CWE-281 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/24/2022 🔍
11/19/2022 +179 days 🔍
11/19/2022 +0 days 🔍
11/19/2022 +0 days 🔍

Sourcesinfo

Vendor: nvidia.com

Advisory: nvidia.custhelp.com
Status: Confirmed

CVE: CVE-2022-31608 (🔍)
GCVE (CVE): GCVE-0-2022-31608
GCVE (VulDB): GCVE-100-213965

Entryinfo

Created: 11/19/2022 08:58
Changes: 11/19/2022 08:58 (49)
Complete: 🔍
Cache ID: 216::103

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