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CVE-2021-40027

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 骨声纹TA存在缓冲区错误漏洞。成功利用此漏洞可能导致机密性受影响。

AI Predicted 5.3 Difficulty: Hard EPSS 0.84% · P55
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I. Basic Information for CVE-2021-40027

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The bone voice ID TA has a vulnerability in calculating the buffer length,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
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
Huawei HarmonyOS 缓冲区错误漏洞
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 骨声纹TA存在缓冲区错误漏洞。成功利用此漏洞可能导致机密性受影响。
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 2.0.0 -
Huawei EMUI 13.0.0 -

II. Public POCs for CVE-2021-40027

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III. Intelligence Information for CVE-2021-40027

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Other References for CVE-2021-40027 (3)

Same Patch Batch · Huawei · 2022-01-07 · 24 CVEs total

CVE-2021-40031 Huawei HarmonyOS 代码问题漏洞
CVE-2021-40032 Huawei HarmonyOS 安全漏洞
CVE-2021-40028 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-40025 Huawei HarmonyOS 安全漏洞
CVE-2021-40022 Huawei HarmonyOS 安全漏洞
CVE-2021-40021 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-40018 Huawei HarmonyOS 代码问题漏洞
CVE-2021-40014 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-40039 Huawei HarmonyOS 代码问题漏洞
CVE-2021-40038 Huawei HarmonyOS Wearables 资源管理错误漏洞
CVE-2021-40037 Huawei HarmonyOS 安全漏洞
CVE-2021-40035 Huawei HarmonyOS 安全漏洞
CVE-2021-40000 Huawei HarmonyOS Wearables 缓冲区错误漏洞
CVE-2021-40029 Huawei HarmonyOS 安全漏洞
CVE-2021-40026 Huawei HarmonyOS Wearables 缓冲区错误漏洞
CVE-2021-40009 Huawei HarmonyOS Wearables 缓冲区错误漏洞
CVE-2021-40020 Huawei Smartphone 缓冲区错误漏洞
CVE-2021-40006 Huawei HarmonyOS Wearables 加密问题漏洞
CVE-2021-40005 Huawei HarmonyOS Wearables 安全漏洞
CVE-2021-40004 Huawei HarmonyOS Wearables 安全漏洞

Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: HarmonyOS
Same vendor: Huawei
Same weakness: CWE-476

V. Comments for CVE-2021-40027

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