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CVE-2021-3820— Inefficient Regular Expression Complexity in pksunkara/inflect

Quick assessment

Affected
pksunkara pksunkara/inflect
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.

Inflect是一个 Nodejs 的自定义变化。 Inflect 中存在安全漏洞，该漏洞源于产品中采用的正则表达式存在错误。攻击者可通过该漏洞导致拒绝服务。

AI Predicted 5.3 Difficulty: Moderate EPSS 1.22% · P67

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-3820

Vulnerability Information
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Vulnerability Title
Inefficient Regular Expression Complexity in pksunkara/inflect
Source: CVE Program / CVE List V5
Vulnerability Description
inflect is vulnerable to Inefficient Regular Expression Complexity
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1333
Source: CVE Program / CVE List V5
Vulnerability Title
Inflect 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Inflect是一个 Nodejs 的自定义变化。 Inflect 中存在安全漏洞，该漏洞源于产品中采用的正则表达式存在错误。攻击者可通过该漏洞导致拒绝服务。
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
pksunkara pksunkara/inflect unspecified ~ 0.3.6 -

II. Public POCs for CVE-2021-3820

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-3820

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Patches & Fixes for CVE-2021-3820 (1)

Vendor Advisories for CVE-2021-3820 (1)

IV. Related Vulnerabilities

Same weakness: CWE-1333

V. Comments for CVE-2021-3820

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