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CVE-2021-22379

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 Smartphone是中国华为（Huawei）公司的一款智能手机。 华为智能手机存在安全漏洞，成功利用该漏洞可能导致Samgr的DoS。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.68% · P49

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-22379

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
There is an Integer Underflow (Wrap or Wraparound) Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause DoS of Samgr.
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 Smartphone 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei Smartphone是中国华为（Huawei）公司的一款智能手机。 华为智能手机存在安全漏洞，成功利用该漏洞可能导致Samgr的DoS。
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 EMUI 11.0.0 -
Huawei Magic UI 4.0.0 -

II. Public POCs for CVE-2021-22379

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-22379

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Other References for CVE-2021-22379 (1)

Same Patch Batch · Huawei · 2021-08-02 · 23 CVEs total

CVE-2021-22414 Huawei Smartphone 缓冲区错误漏洞
CVE-2021-22381 Huawei Smartphone 输入验证错误漏洞
CVE-2021-22384 Huawei HarmonyOS 竞争条件问题漏洞
CVE-2021-22387 Huawei Smartphone 安全漏洞
CVE-2021-22388 Huawei Smartphone 输入验证错误漏洞
CVE-2021-22389 Huawei Smartphone 安全漏洞
CVE-2021-22390 Huawei Smartphone 缓冲区错误漏洞
CVE-2021-22391 Huawei Smartphone 安全漏洞
CVE-2021-22392 Huawei HarmonyOS 安全漏洞
CVE-2021-22412 Huawei Smartphone 输入验证错误漏洞
CVE-2021-22413 HUAWEI EMUI/Magic UI 输入验证错误漏洞
CVE-2021-22447 Huawei HarmonyOS 代码问题漏洞
CVE-2021-22415 Huawei Smartphone 安全漏洞
CVE-2021-22427 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22428 Huawei HarmonyOS 安全漏洞
CVE-2021-22435 Huawei HarmonyOS 安全漏洞
CVE-2021-22438 Huawei Smartphone 缓冲区错误漏洞
CVE-2021-22442 Huawei HarmonyOS 安全漏洞
CVE-2021-22443 Huawei HarmonyOS 输入验证错误漏洞
CVE-2021-22444 Huawei HarmonyOS 输入验证错误漏洞

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: EMUI
Same vendor: Huawei

V. Comments for CVE-2021-22379

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