Intel NUC BIOS Firmware custom special character

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Intel NUC BIOS Firmware and classified as problematic. This issue affects some unknown processing. The manipulation leads to custom special character. This vulnerability is documented as CVE-2023-40220. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in Intel NUC BIOS Firmware (Firmware Software) (the affected version unknown) and classified as problematic. This issue affects an unknown part. The manipulation with an unknown input leads to a custom special character vulnerability. Using CWE to declare the problem leads to CWE-92. This entry has been deprecated. It originally came from PLOVER, which sometimes defined "other" and "miscellaneous" categories in order to satisfy exhaustiveness requirements for taxonomies. Within the context of CWE, the use of a more abstract entry is preferred in mapping situations. CWE-75 is a more appropriate mapping. Impacted is confidentiality. The summary by CVE is:

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

The weakness was released 11/14/2023 as intel-sa-01001. The advisory is shared at intel.com. The identification of this vulnerability is CVE-2023-40220 since 08/23/2023. Neither technical details nor an exploit are publicly available.

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 the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.9
VulDB Meta Temp Score: 3.9

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

NVD Base Score: 4.4
NVD Vector: 🔍

CNA Base Score: 5.3
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: Custom special character
CWE: CWE-92 / CWE-74 / CWE-707
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

08/23/2023 🔍
11/14/2023 +83 days 🔍
11/14/2023 +0 days 🔍
12/10/2023 +26 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-01001
Status: Confirmed

CVE: CVE-2023-40220 (🔍)
GCVE (CVE): GCVE-0-2023-40220
GCVE (VulDB): GCVE-100-245381

Entryinfo

Created: 11/14/2023 21:40
Updated: 12/10/2023 07:13
Changes: 11/14/2023 21:40 (47), 12/10/2023 07:13 (11)
Complete: 🔍
Cache ID: 216::103

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