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CVE-2021-46836

Quick assessment

Affected
Huawei 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是中国华为（Huawei）公司的一个操作系统。提供一个基于微内核的全场景分布式操作系统。 Huawei HarmonyOS 2.0版本存在安全漏洞，该漏洞源于WLAN模块中接口的实现存在信息泄露，攻击者利用该漏洞可以导致机密性受影响。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.54% · P43

Possible ATT&CK Techniques 1 AI

T1213 · Data from Information Repositories
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I. Basic Information for CVE-2021-46836

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Implementation of the WLAN module interfaces has the information disclosure vulnerability. Successful exploitation of this vulnerability may affect data confidentiality.
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 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei HarmonyOS是中国华为（Huawei）公司的一个操作系统。提供一个基于微内核的全场景分布式操作系统。 Huawei HarmonyOS 2.0版本存在安全漏洞，该漏洞源于WLAN模块中接口的实现存在信息泄露，攻击者利用该漏洞可以导致机密性受影响。
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
Huawei HarmonyOS 2.0 -
Huawei EMUI 12.0.0 -

II. Public POCs for CVE-2021-46836

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III. Intelligence Information for CVE-2021-46836

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Other References for CVE-2021-46836 (2)

Same Patch Batch · Huawei · 2022-09-16 · 30 CVEs total

CVE-2022-38992 Huawei HarmonyOS 安全漏洞
CVE-2022-39008 Huawei HarmonyOS 代码问题漏洞
CVE-2021-40024 Huawei HarmonyOS 安全漏洞
CVE-2022-39000 Huawei HarmonyOS 安全漏洞
CVE-2022-38990 Huawei HarmonyOS 安全漏洞
CVE-2022-38993 Huawei HarmonyOS 安全漏洞
CVE-2022-39006 Huawei HarmonyOS 竞争条件问题漏洞
CVE-2022-38987 Huawei HarmonyOS 安全漏洞
CVE-2022-39004 Huawei HarmonyOS 安全漏洞
CVE-2022-39005 Huawei HarmonyOS 安全漏洞
CVE-2022-38988 Huawei HarmonyOS 安全漏洞
CVE-2022-38989 Huawei HarmonyOS 安全漏洞
CVE-2022-38978 Huawei HarmonyOS 安全漏洞
CVE-2022-38979 Huawei HarmonyOS 安全漏洞
CVE-2022-38991 Huawei HarmonyOS 安全漏洞
CVE-2020-36601 Huawei EMUI和Huawei Magic UI 缓冲区错误漏洞
CVE-2022-38994 Huawei HarmonyOS 安全漏洞
CVE-2022-38995 Huawei HarmonyOS 安全漏洞
CVE-2022-38996 Huawei HarmonyOS 安全漏洞
CVE-2022-38997 Huawei HarmonyOS 安全漏洞

Showing top 20 of 30 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: HarmonyOS
Same vendor: Huawei

V. Comments for CVE-2021-46836

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