CVE-2021-39998
Quick assessment
Affected
n/a EMUI;Magic UI;HarmonyOS
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 HarmonyOS和Huawei HarmonyOS Wearables都是中国华为（Huawei）公司的产品。Huawei HarmonyOS是一个操作系统。提供一个基于微内核的全场景分布式操作系统。Huawei HarmonyOS Wearables是华为的一款电子手表。 Huawei HarmonyOS和 Wearables HwConnectivityExService服务中存在接口被多次并发调用的漏洞。成功利用该漏洞可能导致系统崩溃重启。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-39998
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
There is Vulnerability of APIs being concurrently called for multiple times in HwConnectivityExService a in smartphones. Successful exploitation of this vulnerability may cause the system to crash and restart.
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 HarmonyOS和Huawei HarmonyOS Wearables 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei HarmonyOS和Huawei HarmonyOS Wearables都是中国华为（Huawei）公司的产品。Huawei HarmonyOS是一个操作系统。提供一个基于微内核的全场景分布式操作系统。Huawei HarmonyOS Wearables是华为的一款电子手表。 Huawei HarmonyOS和 Wearables HwConnectivityExService服务中存在接口被多次并发调用的漏洞。成功利用该漏洞可能导致系统崩溃重启。
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 |
|---|---|---|---|---|
| - | EMUI;Magic UI;HarmonyOS | EMUI 11.0.0,EMUI 11.0.1 | - |
|
II. Public POCs for CVE-2021-39998
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-39998 (2)
-
https://consumer.huawei.com/en/support/bulletin/2021/12/ x_refsource_MISC
Same Patch Batch · n/a · 2022-01-07 · 37 CVEs total
| CVE-2021-23543 | 9.8 CRITICAL | Sandbox Bypass |
| CVE-2021-23594 | 9.8 CRITICAL | Sandbox Bypass |
| CVE-2021-23568 | 7.3 HIGH | Prototype Pollution |
| CVE-2021-46054 | Binaryen 安全漏洞 | |
| CVE-2022-22701 | PartKeepr 信息泄露漏洞 | |
| CVE-2022-22702 | PartKeepr 代码问题漏洞 | |
| CVE-2021-46048 | Binaryen 安全漏洞 | |
| CVE-2021-46050 | Binaryen 缓冲区错误漏洞 | |
| CVE-2021-46052 | Binaryen 安全漏洞 | |
| CVE-2021-46053 | Binaryen 缓冲区错误漏洞 | |
| CVE-2021-30360 | Enterprise Endpoint Security 代码问题漏洞 | |
| CVE-2021-46055 | Binaryen 安全漏洞 | |
| CVE-2021-40041 | Huawei WS318n 跨站脚本漏洞 | |
| CVE-2021-40011 | Huawei Smartphone 资源管理错误漏洞 | |
| CVE-2021-40010 | HUAWEI HarmonyOS 缓冲区错误漏洞 | |
| CVE-2021-39993 | Huawei Smartphone 输入验证错误漏洞 | |
| CVE-2021-39996 | Huawei HarmonyOS Wearables 缓冲区错误漏洞 | |
| CVE-2022-21823 | Ivanti Workspace Control 安全漏洞 | |
| CVE-2021-22060 | Vmware Spring Framework 安全漏洞 | |
| CVE-2021-44528 | Rails Action Pack 输入验证错误漏洞 |
Showing top 20 of 37 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-39998
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