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CVE-2025-20637

Quick assessment

Affected
MediaTek, Inc. MT7981, MT7986
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

MediaTek Chipsets是中国联发科（MediaTek）公司的多款芯片。 MediaTek Chipsets存在代码问题漏洞，该漏洞源于network HW模块包含一个未捕获的异常问题，可能导致系统挂起。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.64% · P49
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I. Basic Information for CVE-2025-20637

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In network HW, there is a possible system hang due to an uncaught exception. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00399035; Issue ID: MSV-2380.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未捕获的异常
Source: CVE Program / CVE List V5
Vulnerability Title
MediaTek Chipsets 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaTek Chipsets是中国联发科（MediaTek）公司的多款芯片。 MediaTek Chipsets存在代码问题漏洞，该漏洞源于network HW模块包含一个未捕获的异常问题，可能导致系统挂起。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
MediaTek, Inc. MT7981, MT7986 SDK release 7.6.7.0 and before -

II. Public POCs for CVE-2025-20637

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III. Intelligence Information for CVE-2025-20637

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Vendor Advisories for CVE-2025-20637 (1)

Same Patch Batch · MediaTek, Inc. · 2025-02-03 · 16 CVEs total

CVE-2024-20147 MediaTek Chipsets 安全漏洞
CVE-2025-20643 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20642 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20641 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20640 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20639 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20638 MediaTek Chipsets 安全漏洞
CVE-2024-20142 MediaTek Chipsets 缓冲区错误漏洞
CVE-2024-20141 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20636 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20635 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20634 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20631 MediaTek Chipsets 安全漏洞
CVE-2025-20632 MediaTek Chipsets 安全漏洞
CVE-2025-20633 MediaTek Chipsets 缓冲区错误漏洞

IV. Related Vulnerabilities

Same vendor: MediaTek, Inc.
Same weakness: CWE-248

V. Comments for CVE-2025-20637

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