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CVE-2021-22484

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 华为部分产品存在读取数据时未对数据实际大小进行校验的漏洞。

AI Predicted 7.5 Difficulty: Easy EPSS 0.29% · P19

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-22484

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Some Huawei wearables have a vulnerability of not verifying the actual data size when reading data. Successful exploitation of this vulnerability may cause a server out of memory (OOM).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
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 华为部分产品存在读取数据时未对数据实际大小进行校验的漏洞。
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 -

II. Public POCs for CVE-2021-22484

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III. Intelligence Information for CVE-2021-22484

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Vendor Advisories for CVE-2021-22484 (1)

Same Patch Batch · Huawei · 2024-12-28 · 11 CVEs total

CVE-2021-37000 7.7 HIGH Huawei HarmonyOS Wearables安全漏洞
CVE-2023-7266 7.5 HIGH Huawei WS7200-10 安全漏洞
CVE-2023-7263 7.3 HIGH Huawei HarmonyOS AILife Solution 安全漏洞
CVE-2023-52718 6.4 MEDIUM Huawei多款产品 安全漏洞
CVE-2022-48470 4.0 MEDIUM 编号已被CVE保留
CVE-2020-1820 3.7 LOW 华为产品安全漏洞
CVE-2020-1821 3.7 LOW 华为产品安全漏洞
CVE-2020-1822 3.7 LOW 华为产品安全漏洞
CVE-2020-1823 3.7 LOW 华为产品安全漏洞
CVE-2020-1824 3.7 LOW 华为产品安全漏洞

IV. Related Vulnerabilities

Same product: HarmonyOS
Same vendor: Huawei
Same weakness: CWE-20

V. Comments for CVE-2021-22484

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