MediaTek MT7615/MT7622/MT7663/MT7915/MT7916/MT7981/MT7986 WLAN AP Driver out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT7615, MT7622, MT7663, MT7915, MT7916, MT7981 and MT7986. It has been declared as critical. Affected is an unknown function of the component WLAN AP Driver. Executing a manipulation can lead to out-of-bounds write. This vulnerability is registered as CVE-2025-20631. The attack needs to be launched locally. No exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in MediaTek MT7615, MT7622, MT7663, MT7915, MT7916, MT7981 and MT7986. It has been declared as critical. This vulnerability affects some unknown processing of the component WLAN AP Driver. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00397141; Issue ID: MSV-2187.

The advisory is available at corp.mediatek.com. This vulnerability was named CVE-2025-20631 since 11/01/2024. The exploitation appears to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available.

Applying the patch MSV-2187 is able to eliminate this problem.

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: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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 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: MSV-2187

Timelineinfo

11/01/2024 🔍
02/03/2025 +94 days 🔍
02/03/2025 +0 days 🔍
02/03/2025 +0 days 🔍

Sourcesinfo

Advisory: MSV-2187
Status: Confirmed

CVE: CVE-2025-20631 (🔍)
GCVE (CVE): GCVE-0-2025-20631
GCVE (VulDB): GCVE-100-294370

Entryinfo

Created: 02/03/2025 06:52
Changes: 02/03/2025 06:52 (56)
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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