NVIDIA Trusted OS SMC Call input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

A vulnerability has been found in NVIDIA Trusted OS (the affected version is unknown) and classified as critical. This vulnerability affects an unknown code of the component SMC Call Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

NVIDIA Trusted OS contains a vulnerability in an SMC call handler, where failure to validate untrusted input may allow a highly privileged local attacker to cause information disclosure and compromise integrity. The scope of the impact can extend to other components.

The weakness was disclosed 12/31/2022. The advisory is available at nvidia.custhelp.com. This vulnerability was named CVE-2022-42269 since 10/03/2022. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 12/31/2022).

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

The entry VDB-217085 is pretty similar.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.2
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
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

10/03/2022 🔍
12/31/2022 +89 days 🔍
12/31/2022 +0 days 🔍
12/31/2022 +0 days 🔍

Sourcesinfo

Vendor: nvidia.com

Advisory: nvidia.custhelp.com
Status: Confirmed

CVE: CVE-2022-42269 (🔍)
See also: 🔍

Entryinfo

Created: 12/31/2022 09:40 AM
Changes: 12/31/2022 09:40 AM (37)
Complete: 🔍
Cache ID: 98:1CA:40

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