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I. Basic Information for CVE-2021-23354
Vulnerability Information

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Vulnerability Title
Regular Expression Denial of Service (ReDoS)
Source: NVD (National Vulnerability Database)
Vulnerability Description
The package printf before 0.6.1 are vulnerable to Regular Expression Denial of Service (ReDoS) via the regex string /\%(?:\(([\w_.]+)\)|([1-9]\d*)\$)?([0 +\-\]*)(\*|\d+)?(\.)?(\*|\d+)?[hlL]?([\%bscdeEfFgGioOuxX])/g in lib/printf.js. The vulnerable regular expression has cubic worst-case time complexity.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Worms David node-printf 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Worms David node-printf是 (Worms David)开源的一个应用软件。一个完整实现的printfC函数族对Node.js的,写在纯JavaScript。 node-printf before 0.6.1 存在安全漏洞,该漏洞源于容易受到正则表达式拒绝服务(ReDoS)。
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
-printf unspecified ~ 0.6.1 -
II. Public POCs for CVE-2021-23354
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III. Intelligence Information for CVE-2021-23354
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