MediaTek MT8797 WIFI Firmware 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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6.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in MediaTek MT6833, MT6853, MT6877, MT6885, MT6889, MT6983, MT6985, MT8167S, MT8168, MT8175, MT8183, MT8185, MT8362A, MT8365, MT8385, MT8667, MT8675, MT8766, MT8768, MT8786, MT8788, MT8789 and MT8797. This affects an unknown part of the component WIFI Firmware. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2022-21757. Remote exploitation of the attack is possible. No exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in MediaTek MT6833, MT6853, MT6877, MT6885, MT6889, MT6983, MT6985, MT8167S, MT8168, MT8175, MT8183, MT8185, MT8362A, MT8365, MT8385, MT8667, MT8675, MT8766, MT8768, MT8786, MT8788, MT8789 and MT8797 (Chip Software) and classified as critical. This issue affects an unknown functionality of the component WIFI Firmware. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was published 06/07/2022. It is possible to read the advisory at corp.mediatek.com. The identification of this vulnerability is CVE-2022-21757 since 11/26/2021. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
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: Yes

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

11/26/2021 🔍
06/07/2022 +192 days 🔍
06/07/2022 +0 days 🔍
06/08/2022 +1 days 🔍

Sourcesinfo

Advisory: corp.mediatek.com
Status: Confirmed

CVE: CVE-2022-21757 (🔍)
GCVE (CVE): GCVE-0-2022-21757
GCVE (VulDB): GCVE-100-201335

Entryinfo

Created: 06/07/2022 07:17
Updated: 06/08/2022 14:45
Changes: 06/07/2022 07:17 (38), 06/08/2022 14:45 (1)
Complete: 🔍
Cache ID: 216::103

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