MediaTek MT6890/MT7622 SDK version 5.0.5.0/before /OpenWRT 19.07/21.02 WLAN Service out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in MediaTek MT6890 and MT7622 SDK version 5.0.5.0/before /OpenWRT 19.07/21.02. This affects an unknown part of the component WLAN Service. The manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2024-20073. The attack requires a local approach. No exploit exists. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in MediaTek MT6890 and MT7622 SDK version 5.0.5.0/before /OpenWRT 19.07/21.02. Affected is an unknown functionality of the component WLAN Service. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In wlan service, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00367704; Issue ID: MSV-1411.

The advisory is available at corp.mediatek.com. This vulnerability is traded as CVE-2024-20073 since 11/02/2023. The exploitability is told to be easy. Local access is required to approach this attack. Additional levels of successful authentication are required for exploitation. The technical details are unknown and an exploit is not available.

Applying the patch WCNCR00367704 is able to eliminate this problem.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
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: Out-of-bounds write
CWE: CWE-787 / CWE-119
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: 🔍

Patch: WCNCR00367704

Timelineinfo

11/02/2023 🔍
06/03/2024 +213 days 🔍
06/03/2024 +0 days 🔍
06/03/2024 +0 days 🔍

Sourcesinfo

Advisory: WCNCR00367704
Status: Confirmed

CVE: CVE-2024-20073 (🔍)
GCVE (CVE): GCVE-0-2024-20073
GCVE (VulDB): GCVE-100-266862

Entryinfo

Created: 06/03/2024 07:04
Updated: 06/03/2024 12:26
Changes: 06/03/2024 07:04 (56), 06/03/2024 12:26 (1)
Complete: 🔍
Cache ID: 216::103

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