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WS-2021-0638

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Date: September 18, 2021

There is regular Expression Denial of Service (ReDoS) vulnerability in mocha. It allows cause a denial of service when stripping crafted invalid function definition from strs.

Language: JS

Severity Score

Severity Score

Weakness Type (CWE)

Inefficient Regular Expression Complexity

CWE-1333

Top Fix

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Upgrade Version

Upgrade to version https://github.com/mochajs/mocha/commit/61b4b9209c2c64b32c8d48b1761c3b9384d411ea

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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