CVE-2021-3842 (High) detected in nltk-3.4.5.zip

[mend-bolt-for-github]

CVE-2021-3842 - High Severity Vulnerability

Vulnerable Library - nltk-3.4.5.zip

Natural Language Toolkit

Library home page: https://files.pythonhosted.org/packages/f6/1d/d925cfb4f324ede997f6d47bea4d9babba51b49e87a767c170b77005889d/nltk-3.4.5.zip

Path to dependency file: /requirements.txt

Path to vulnerable library: /requirements.txt,/datastore

Dependency Hierarchy:

• ❌ nltk-3.4.5.zip (Vulnerable Library)

Found in HEAD commit: a835daa282bf10ee52224e097ff04df34ab7852d

Found in base branch: develop

Vulnerability Details

nltk is vulnerable to Inefficient Regular Expression Complexity

Publish Date: 2022-01-04

URL: CVE-2021-3842

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-f8m6-h2c7-8h9x

Release Date: 2022-01-04

Fix Resolution: 3.6.6

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