zephyrproject-rtos zephyr BT Controller type confusion

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in zephyrproject-rtos zephyr. This issue affects some unknown processing of the component BT Controller. The manipulation results in type confusion. This vulnerability is cataloged as CVE-2023-2234. An attack on the physical device is feasible. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in zephyrproject-rtos zephyr (Project Management Software) (affected version not known). Affected is some unknown functionality of the component BT Controller. The manipulation with an unknown input leads to a type confusion vulnerability. CWE is classifying the issue as CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Union variant confusion allows any malicious BT controller to execute arbitrary code on the Zephyr host.

The weakness was shared 07/10/2023 as GHSA-fx9g-8fr2-q899. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2023-2234 since 04/21/2023. There are neither technical details nor an exploit publicly available.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.8
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.8
CNA Vector (Zephyr Project): 🔍

CVSSv2info

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

Exploitinginfo

Class: Type confusion
CWE: CWE-843
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
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

04/21/2023 🔍
07/10/2023 +80 days 🔍
07/10/2023 +0 days 🔍
07/27/2023 +17 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-fx9g-8fr2-q899
Status: Confirmed

CVE: CVE-2023-2234 (🔍)
GCVE (CVE): GCVE-0-2023-2234
GCVE (VulDB): GCVE-100-233424

Entryinfo

Created: 07/10/2023 18:56
Updated: 07/27/2023 09:01
Changes: 07/10/2023 18:56 (48), 07/27/2023 09:01 (11)
Complete: 🔍
Cache ID: 216::103

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