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CVE-2025-20670

Quick assessment

Affected
MediaTek, Inc. MT2737, MT6813, MT6835, MT6835T, MT6878, MT6878M, MT6879, MT6886, MT6895, MT6895TT, MT6896, MT6897, MT6899, MT6980, MT6980D, MT6983, MT6983T, MT6985, MT6985T, MT6989, MT6989T, MT6990, MT6991, MT8666, MT8667, MT8673, MT8675, MT8676, MT8678, MT8765, MT8766, MT8768, MT8771, MT8781, MT8786, MT8788, MT8788E, MT8789, MT8791, MT8791T, MT8795T, MT8797, MT8798
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）公司的一系列芯片。 MediaTek Chipsets存在信任管理问题漏洞，该漏洞源于证书验证不当，可能导致远程信息泄露。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.32% · P25

Possible ATT&CK Techniques 1 AI

T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2025-20670

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Modem, there is a possible permission bypass due to improper certificate validation. This could lead to remote information disclosure, if a UE has connected to a rogue base station controlled by the attacker, with User execution privileges needed. User interaction is needed for exploitation. Patch ID: MOLY01334347; Issue ID: MSV-2772.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
证书验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
MediaTek Chipsets 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaTek Chipsets是中国联发科（MediaTek）公司的一系列芯片。 MediaTek Chipsets存在信任管理问题漏洞，该漏洞源于证书验证不当，可能导致远程信息泄露。
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. MT2737, MT6813, MT6835, MT6835T, MT6878, MT6878M, MT6879, MT6886, MT6895, MT6895TT, MT6896, MT6897, MT6899, MT6980, MT6980D, MT6983, MT6983T, MT6985, MT6985T, MT6989, MT6989T, MT6990, MT6991, MT8666, MT8667, MT8673, MT8675, MT8676, MT8678, MT8765, MT8766, Modem NR16, NR17, NR17R -

II. Public POCs for CVE-2025-20670

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2025-20670

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Other References for CVE-2025-20670 (1)

Same Patch Batch · MediaTek, Inc. · 2025-05-05 · 6 CVEs total

CVE-2025-20666 MediaTek Chipsets 安全漏洞
CVE-2025-20667 MediaTek Chipsets 加密问题漏洞
CVE-2025-20671 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20668 MediaTek Chipsets 缓冲区错误漏洞
CVE-2025-20665 MediaTek Chipsets 安全漏洞

IV. Related Vulnerabilities

Same vendor: MediaTek, Inc.
Same weakness: CWE-295

V. Comments for CVE-2025-20670

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