MediaTek MT7986 Wi-Fi Driver input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in MediaTek MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7915, MT7916, MT7981 and MT7986. Impacted is an unknown function of the component Wi-Fi Driver. The manipulation results in input validation. This vulnerability is reported as CVE-2022-32658. The attack requires a local approach. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic has been found in MediaTek MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7915, MT7916, MT7981 and MT7986 (Chip Software). Affected is an unknown part of the component Wi-Fi Driver. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20220705059; Issue ID: GN20220705059.

The weakness was disclosed 01/04/2023. The advisory is shared for download at corp.mediatek.com. This vulnerability is traded as CVE-2022-32658 since 06/09/2022. There are neither technical details nor an exploit publicly available.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35724). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/09/2022 🔍
01/04/2023 +209 days 🔍
01/04/2023 +0 days 🔍
06/01/2026 +1244 days 🔍

Sourcesinfo

Advisory: corp.mediatek.com
Status: Confirmed

CVE: CVE-2022-32658 (🔍)
GCVE (CVE): GCVE-0-2022-32658
GCVE (VulDB): GCVE-100-217332
EUVD: 🔍

Entryinfo

Created: 01/04/2023 09:40
Updated: 06/01/2026 13:54
Changes: 01/04/2023 09:40 (38), 01/27/2023 17:29 (11), 06/01/2026 13:54 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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