CVE-2022-20050
Quick assessment
Affected
MediaTek, Inc. MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6795, MT6797, MT6799, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6880, MT6883, MT6885, MT6889, MT6891, MT6893, MT8163, MT8167, MT8167S, MT8168, MT8173, MT8175, MT8183, MT8185, MT8321, MT8362A, MT8365, MT8385, MT8666, MT8667, MT8675, MT8696, MT8735A, MT8735B, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8797
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 Mt Series是中国联发科技（MediaTek）公司的一系列智能手机芯片。 MediaTek 多款产品存在安全漏洞，该漏洞源于在 connsyslogger 中链接解析不正确，可能会出现符号链接。以下产品和版本受到影响：MT6762，MT6765，MT6768，MT6769，MT6779，MT6781，MT6785，MT6795，MT6797，MT6799，MT6833，MT6853，MT6853T，MT6873，MT6875，MT6877，MT6880，MT6883，MT6885，
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1564 · Hide Artifacts
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I. Basic Information for CVE-2022-20050
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In connsyslogger, there is a possible symbolic link following due to improper link resolution. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06335038; Issue ID: ALPS06335038.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
MediaTek 多款产品后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaTek Mt Series是中国联发科技（MediaTek）公司的一系列智能手机芯片。 MediaTek 多款产品存在安全漏洞，该漏洞源于在 connsyslogger 中链接解析不正确，可能会出现符号链接。以下产品和版本受到影响：MT6762，MT6765，MT6768，MT6769，MT6779，MT6781，MT6785，MT6795，MT6797，MT6799，MT6833，MT6853，MT6853T，MT6873，MT6875，MT6877，MT6880，MT6883，MT6885，
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. | MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6795, MT6797, MT6799, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6880, MT6883, MT6885, MT6889, MT6891, MT6893, MT8163, MT8167, MT8167S, MT8168, MT8173, MT8175, MT8183, MT8185, MT8321, MT836 | Android 11.0, 12.0 | - |
|
II. Public POCs for CVE-2022-20050
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2022-20050 (1)
-
https://corp.mediatek.com/product-security-bulletin/March-2022 x_refsource_MISC
Same Patch Batch · MediaTek, Inc. · 2022-03-09 · 13 CVEs total
| CVE-2022-20047 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-20048 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-20053 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-20049 | MediaTek 多款产品安全漏洞 | |
| CVE-2022-20051 | MediaTek 多款产品安全漏洞 | |
| CVE-2022-20054 | MediaTek 多款产品命令注入漏洞 | |
| CVE-2022-20055 | MediaTek 多款产品缓冲区错误漏洞 | |
| CVE-2022-20056 | MediaTek 多款产品缓冲区错误漏洞 | |
| CVE-2022-20057 | MediaTek 多款产品安全漏洞 | |
| CVE-2022-20058 | MediaTek 多款产品缓冲区错误漏洞 | |
| CVE-2022-20059 | MediaTek 多款产品缓冲区错误漏洞 | |
| CVE-2022-20060 | MediaTek 多款产品访问控制错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2022-20050
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