MediaTek MT8893 WLAN STA driver out-of-bounds

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 MediaTek MT2737, MT6835, MT6878, MT6886, MT6897, MT6899, MT6985, MT6989, MT6990, MT6991, MT7902, MT7920, MT7921, MT7922, MT7923, MT7925, MT7927, MT7932, MT8196, MT8678, MT8796 and MT8893. It has been declared as problematic. This impacts an unknown function of the component WLAN STA driver. The manipulation results in out-of-bounds. This vulnerability was named CVE-2025-20693. The attack needs to be approached within the local network. There is no available exploit. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in MediaTek MT2737, MT6835, MT6878, MT6886, MT6897, MT6899, MT6985, MT6989, MT6990, MT6991, MT7902, MT7920, MT7921, MT7922, MT7923, MT7925, MT7927, MT7932, MT8196, MT8678, MT8796 and MT8893. It has been classified as problematic. Affected is some unknown processing of the component WLAN STA driver. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. CVE summarizes:

In wlan STA driver, there is a possible out of bounds read due to an incorrect bounds check. This could lead to remote (proximal/adjacent) information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS09812521; Issue ID: MSV-3421.

The advisory is available at corp.mediatek.com. This vulnerability is traded as CVE-2025-20693 since 11/01/2024. The exploitability is told to be easy. Access to the local network is required for this attack to succeed. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

Applying the patch ALPS09812521 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-20359). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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
CWE: CWE-125 / CWE-119
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: 🔒

Patch: ALPS09812521

Timelineinfo

11/01/2024 CVE reserved
07/08/2025 +248 days Advisory disclosed
07/08/2025 +0 days VulDB entry created
07/08/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: MSV-3421
Status: Confirmed

CVE: CVE-2025-20693 (🔒)
GCVE (CVE): GCVE-0-2025-20693
GCVE (VulDB): GCVE-100-315258
EUVD: 🔒

Entryinfo

Created: 07/08/2025 07:27
Updated: 07/08/2025 09:30
Changes: 07/08/2025 07:27 (56), 07/08/2025 09:30 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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