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 (≈)
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.
4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Intel NUC. It has been declared as problematic. The impacted element is an unknown function of the component BIOS Firmware. Executing a manipulation can lead to information disclosure. The identification of this vulnerability is CVE-2023-22356. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability was found in Intel NUC (version now known). It has been declared as problematic. This vulnerability affects some unknown processing of the component BIOS Firmware. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

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

The weakness was shared 08/11/2023 as intel-sa-00917. The advisory is available at intel.com. This vulnerability was named CVE-2023-22356 since 02/17/2023. 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 09/05/2023). This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.4
NVD Vector: 🔍

CNA Base Score: 6.0
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: No

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

02/17/2023 🔍
08/11/2023 +174 days 🔍
08/11/2023 +0 days 🔍
09/05/2023 +25 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00917
Status: Confirmed

CVE: CVE-2023-22356 (🔍)
GCVE (CVE): GCVE-0-2023-22356
GCVE (VulDB): GCVE-100-236914

Entryinfo

Created: 08/11/2023 09:09
Updated: 09/05/2023 18:39
Changes: 08/11/2023 09:09 (38), 09/05/2023 18:39 (21)
Complete: 🔍
Cache ID: 216::103

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