CVE-2021-46887
Quick assessment
Affected
Huawei EMUI
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.
Huawei EMUI和Huawei Magic UI都是中国华为（Huawei）公司的产品。Huawei EMUI是一款基于Android开发的移动端操作系统。Huawei Magic UI是一个智能设备操作系统。 HUAWEI EMUI/Magic UI存在安全漏洞，该漏洞源于缺少长度检查，攻击者利用该漏洞可以导致越界读取，以下产品和版本受到影响：EMUI 11.0.0、EMUI 10.1.1、EMUI 10.1.0。
Possible ATT&CK Techniques 1 AI
T1200 · Hardware Additions
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I. Basic Information for CVE-2021-46887
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Lack of length check vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds read.
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
HUAWEI EMUI/Magic UI 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei EMUI和Huawei Magic UI都是中国华为（Huawei）公司的产品。Huawei EMUI是一款基于Android开发的移动端操作系统。Huawei Magic UI是一个智能设备操作系统。 HUAWEI EMUI/Magic UI存在安全漏洞，该漏洞源于缺少长度检查，攻击者利用该漏洞可以导致越界读取，以下产品和版本受到影响：EMUI 11.0.0、EMUI 10.1.1、EMUI 10.1.0。
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
II. Public POCs for CVE-2021-46887
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
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Other References for CVE-2021-46887 (1)
Same Patch Batch · Huawei · 2023-05-26 · 15 CVEs total
| CVE-2023-31227 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2023-31226 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2023-31225 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2023-0117 | Huawei HarmonyOS 授权问题漏洞 | |
| CVE-2023-0116 | Huawei HarmonyOS 访问控制错误漏洞 | |
| CVE-2022-48480 | HUAWEI EMUI/Magic UI 输入验证错误漏洞 | |
| CVE-2022-48479 | Huawei HarmonyOS 缓冲区错误漏洞 | |
| CVE-2022-48478 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2021-46886 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2021-46885 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2021-46884 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2021-46883 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2021-46882 | Huawei HarmonyOS 安全漏洞 | |
| CVE-2021-46881 | Huawei HarmonyOS 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-46887
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