Intel NUC BIOS Firmware information disclosure

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 (≈)
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CTI Interest Score
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2.9$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Intel NUC. This vulnerability affects unknown code of the component BIOS Firmware. The manipulation leads to information disclosure. This vulnerability is documented as CVE-2022-31477. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in Intel NUC (affected version not known). It has been rated as problematic. This issue affects some unknown functionality of the component BIOS Firmware. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Improper initialization for some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access.

The weakness was released 05/10/2023 as intel-sa-00777. It is possible to read the advisory at intel.com. The identification of this vulnerability is CVE-2022-31477 since 06/17/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.9
VulDB Meta Temp Score: 2.9

VulDB Base Score: 1.9
VulDB Temp Score: 1.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.0
CNA Vector (Intel Corporation): 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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

06/17/2022 🔍
05/10/2023 +327 days 🔍
05/10/2023 +0 days 🔍
05/10/2023 +0 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00777
Status: Confirmed

CVE: CVE-2022-31477 (🔍)
GCVE (CVE): GCVE-0-2022-31477
GCVE (VulDB): GCVE-100-228671

Entryinfo

Created: 05/10/2023 19:39
Changes: 05/10/2023 19:39 (48)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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