WS-2018-0074 (Medium) detected in bl-0.9.4.tgz

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WS-2018-0074 - Medium Severity Vulnerability

Vulnerable Library - bl-0.9.4.tgz

Buffer List: collect buffers and access with a standard readable Buffer interface, streamable too!

Library home page: https://registry.npmjs.org/bl/-/bl-0.9.4.tgz

Path to dependency file: hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/package.json

Path to vulnerable library: hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/node_modules/leek/node_modules/request/node_modules/bl/package.json

Dependency Hierarchy:

• ember-cli-1.13.14.tgz (Root Library)
  • leek-0.0.18.tgz
    • request-2.53.0.tgz
      • ❌ bl-0.9.4.tgz (Vulnerable Library)

Found in HEAD commit: 876b3d37847317582197087627081de9f19f88d9

Vulnerability Details

Versions of bl before 0.9.5 and 1.0.1 are vulnerable to memory exposure.

bl.append(number) in the affected bl versions passes a number to Buffer constructor, appending a chunk of uninitialized memory

Publish Date: 2018-04-25

URL: WS-2018-0074

CVSS 3 Score Details (6.5)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: rvagg/bl#22

Release Date: 2018-01-27

Fix Resolution: 0.9.5,1.0.1