CVE-2024-20137 | BDVDB-2026-257337 Detail

MediaTekMT6890, MT7622, MT7915, MT7916, MT7981, MT7986

Description#

In wlan driver, there is a possible client disconnection due to improper handling of exceptional conditions. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00384543; Issue ID: MSV-1727.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

CWE-248 Uncaught Exception

References#

https://corp.mediatek.com/product-security-bulletin/December-2024

Exploit#

No public exploit known

History#

Version 12024-12-02Record published in the CVE List.

Published

Published: 2024-12-02
Last modified: 2024-12-02

Vendor information

Vendor: MediaTek
Product: MT6890, MT7622, MT7915, MT7916, MT7981, MT7986

All MediaTek vulnerabilities

Score

7.5 High

EPSS

1.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 70.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
SDK release 7.4.0.1 (MT7915) and 7.6.7.2 (MT7916, MT798X) and before
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).