MediaTek MT8788 Bluetooth denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in MediaTek MT6580, MT6630, MT6735, MT6737, MT6739, MT6750S, MT6753, MT6755S, MT6757, MT6757C, MT6757CD, MT6757CH, MT6763, MT6771, MT7662T, MT7663, MT7668, MT8163, MT8167, MT8167S, MT8173, MT8183, MT8321, MT8362A, MT8362B, MT8385, MT8765 and MT8788. Affected is an unknown function of the component Bluetooth. The manipulation results in denial of service. This vulnerability is reported as CVE-2022-20021. The attacker must have access to the local network to execute the attack. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6580, MT6630, MT6735, MT6737, MT6739, MT6750S, MT6753, MT6755S, MT6757, MT6757C, MT6757CD, MT6757CH, MT6763, MT6771, MT7662T, MT7663, MT7668, MT8163, MT8167, MT8167S, MT8173, MT8183, MT8321, MT8362A, MT8362B, MT8385, MT8765 and MT8788. It has been classified as problematic. Affected is an unknown function of the component Bluetooth. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was disclosed 01/04/2022. The advisory is shared for download at corp.mediatek.com. This vulnerability is traded as CVE-2022-20021 since 10/12/2021. There are neither technical details nor an exploit publicly available.

Applying a patch is able to eliminate this problem.

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

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/12/2021 🔍
01/04/2022 +84 days 🔍
01/04/2022 +0 days 🔍
01/06/2022 +2 days 🔍

Sourcesinfo

Advisory: corp.mediatek.com
Status: Confirmed

CVE: CVE-2022-20021 (🔍)
GCVE (CVE): GCVE-0-2022-20021
GCVE (VulDB): GCVE-100-189672

Entryinfo

Created: 01/04/2022 18:48
Updated: 01/06/2022 13:41
Changes: 01/04/2022 18:48 (37), 01/06/2022 13:41 (1)
Complete: 🔍
Cache ID: 216::103

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