CVE-2023-20840
Quick assessment
Affected
MediaTek, Inc. MT6895, MT6897, MT6983, MT8188, MT8195, MT8395
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 芯片是中国联发科（MediaTek）公司的MediaTek 的多款芯片。 MediaTek 芯片存在安全漏洞，该漏洞源于 imgsys 存在缺少有效范围检查问题，可能会出现读写越界的情况。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2023-20840
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In imgsys, there is a possible out of bounds read and write due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS07326430; Issue ID: ALPS07326430.
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 芯片 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaTek 芯片是中国联发科（MediaTek）公司的MediaTek 的多款芯片。 MediaTek 芯片存在安全漏洞，该漏洞源于 imgsys 存在缺少有效范围检查问题，可能会出现读写越界的情况。
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. | MT6895, MT6897, MT6983, MT8188, MT8195, MT8395 | Android 11.0, 12.0 / Linux 6.1 / IOT-v23.0 / Yocto 4.0 | - |
|
II. Public POCs for CVE-2023-20840
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2023-20840 (1)
Same Patch Batch · MediaTek, Inc. · 2023-09-04 · 45 CVEs total
| CVE-2023-20831 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20828 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20829 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20827 | MediaTek 芯片 竞争条件问题漏洞 | |
| CVE-2023-20824 | MediaTek 芯片 安全漏洞 | |
| CVE-2023-20823 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20822 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20821 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20820 | MediaTek 芯片 安全漏洞 | |
| CVE-2023-20825 | MediaTek 芯片 安全漏洞 | |
| CVE-2023-20830 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20832 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20833 | MediaTek 芯片 安全漏洞 | |
| CVE-2023-20834 | MediaTek 芯片 资源管理错误漏洞 | |
| CVE-2023-20835 | MediaTek 芯片 资源管理错误漏洞 | |
| CVE-2023-20836 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20837 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20838 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20839 | MediaTek 芯片 缓冲区错误漏洞 | |
| CVE-2023-20841 | MediaTek 芯片 缓冲区错误漏洞 |
Showing top 20 of 45 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2023-20840
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