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I. Basic Information for CVE-2022-21211
Vulnerability Information

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Vulnerability Title
Denial of Service (DoS)
Source: NVD (National Vulnerability Database)
Vulnerability Description
This affects all versions of package posix. When invoking the toString method, it will fallback to 0x0 value, as the value of toString is not invokable (not a function), and then it will crash with type-check.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
posix 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
posix是可移植操作系统接口。 posix 所有版本存在安全漏洞,该漏洞源于调用 toString 方法时,它将回退到 0x0 值,攻击者利用该漏洞可以进行Dos攻击。
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
VendorProductAffected VersionsCPESubscribe
-posix 0 ~ unspecified -
II. Public POCs for CVE-2022-21211
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III. Intelligence Information for CVE-2022-21211
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IV. Related Vulnerabilities
V. Comments for CVE-2022-21211

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