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CVE-2021-22437

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 HUAWEI EMUI是中国华为（Huawei）公司的一款基于Android开发的移动端操作系统。 HUAWEI EMUI 存在安全漏洞，成功利用此漏洞可能导致随机地址访问。

AI Predicted 7.8 Difficulty: Hard EPSS 0.16% · P4

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-22437

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
There is a software integer overflow leading to a TOCTOU condition in smartphones. Successful exploitation of this vulnerability may cause random address access.
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 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei HUAWEI EMUI是中国华为（Huawei）公司的一款基于Android开发的移动端操作系统。 HUAWEI EMUI 存在安全漏洞，成功利用此漏洞可能导致随机地址访问。
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 10.1.1 -
Huawei Magic UI 3.1.1 -

II. Public POCs for CVE-2021-22437

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III. Intelligence Information for CVE-2021-22437

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Other References for CVE-2021-22437 (1)

Same Patch Batch · Huawei · 2022-02-25 · 19 CVEs total

CVE-2021-22395 Huawei HarmonyOS 代码注入漏洞
CVE-2021-37103 HUAWEI EMUI安全漏洞
CVE-2021-22429 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22432 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22430 Huawei HarmonyOS 代码注入漏洞
CVE-2021-22426 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22431 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22433 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22434 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22441 Huawei HarmonyOS 输入验证错误漏洞
CVE-2021-22394 Huawei HarmonyOS 安全漏洞
CVE-2021-22319 Huawei HarmonyOS 输入验证错误漏洞
CVE-2021-37027 HUAWEI EMUI/Magic UI 安全漏洞
CVE-2021-22489 Huawei HarmonyOS 安全漏洞
CVE-2021-22448 HUAWEI EMUI 安全漏洞
CVE-2021-22480 Huawei HarmonyOS 输入验证错误漏洞
CVE-2021-22479 Huawei HarmonyOS 缓冲区错误漏洞
CVE-2021-22478 Huawei HarmonyOS 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: EMUI
Same vendor: Huawei

V. Comments for CVE-2021-22437

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