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CVE-2021-3795— Inefficient Regular Expression Complexity in sindresorhus/semver-regex

Quick assessment

Affected
sindresorhus sindresorhus/semver-regex
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.

semver-regex是用于匹配semver版本的正则表达式。 semver-regex存在安全漏洞，该漏洞源于semver-regex容易受到低效正则表达式复杂性的影响。

AI Predicted 5.3 Difficulty: Trivial EPSS 1.46% · P72

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-3795

Vulnerability Information
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Vulnerability Title
Inefficient Regular Expression Complexity in sindresorhus/semver-regex
Source: CVE Program / CVE List V5
Vulnerability Description
semver-regex 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
semver-regex 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
semver-regex是用于匹配semver版本的正则表达式。 semver-regex存在安全漏洞，该漏洞源于semver-regex容易受到低效正则表达式复杂性的影响。
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
sindresorhus sindresorhus/semver-regex unspecified ~ 4.0.1 -

II. Public POCs for CVE-2021-3795

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-3795

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Patches & Fixes for CVE-2021-3795 (1)

Vendor Advisories for CVE-2021-3795 (1)

IV. Related Vulnerabilities

Same vendor: sindresorhus
Same weakness: CWE-1333

V. Comments for CVE-2021-3795

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