Intel NUC BIOS Firmware 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$5k-$25k0.00

A vulnerability has been found in Intel NUC (the affected version is unknown) and classified as critical. Affected by this vulnerability is an unknown code of the component BIOS Firmware. 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. The summary by CVE is:

Improper input validation in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access.

The weakness was disclosed 08/11/2023 as intel-sa-00917. It is possible to read the advisory at intel.com. This vulnerability is known as CVE-2023-34086 since 06/09/2023. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/08/2023).

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

Productinfo

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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: 6.7
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CNA Base Score: 8.2
CNA Vector (Intel Corporation): 🔍

CVSSv2info

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

Exploitinginfo

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

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

06/09/2023 🔍
08/11/2023 +63 days 🔍
08/11/2023 +0 days 🔍
09/08/2023 +28 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00917
Status: Confirmed

CVE: CVE-2023-34086 (🔍)

Entryinfo

Created: 08/11/2023 09:35 AM
Updated: 09/08/2023 08:51 AM
Changes: 08/11/2023 09:35 AM (46), 09/08/2023 08:51 AM (12)
Complete: 🔍
Cache ID: 18:DFE:40

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