Zephyr Bluetooth HCI Core null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Zephyr. It has been declared as problematic. This affects an unknown function of the component Bluetooth HCI Core. Such manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2020-10066. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in Zephyr (version now known). It has been rated as problematic. Affected by this issue is some unknown processing of the component Bluetooth HCI Core. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability.

The weakness was disclosed 05/26/2021. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-10066. 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

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.1

VulDB Base Score: 2.5
VulDB Temp Score: 2.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.7
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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

03/04/2020 🔍
05/26/2021 +447 days 🔍
05/26/2021 +0 days 🔍
05/29/2021 +3 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-10066 (🔍)
GCVE (CVE): GCVE-0-2020-10066
GCVE (VulDB): GCVE-100-175832

Entryinfo

Created: 05/26/2021 09:44
Updated: 05/29/2021 12:27
Changes: 05/26/2021 09:44 (34), 05/29/2021 12:20 (2), 05/29/2021 12:27 (19)
Complete: 🔍
Cache ID: 216::103

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