CVE-2018-3760 (High) detected in sprockets-2.11.0.gem

[mend-bolt-for-github]

CVE-2018-3760 - High Severity Vulnerability

Vulnerable Library - sprockets-2.11.0.gem

Sprockets is a Rack-based asset packaging system that concatenates and serves JavaScript, CoffeeScript, CSS, LESS, Sass, and SCSS.

Library home page: http://rubygems.org/gems/sprockets-2.11.0.gem

Path to dependency file: /tmp/ws-scm/app1/Gemfile.lock

Path to vulnerable library: /var/lib/gems/2.5.0/cache/sprockets-2.11.0.gem

Dependency Hierarchy:

• sass-rails-4.0.3.gem (Root Library)
  • ❌ sprockets-2.11.0.gem (Vulnerable Library)

Found in HEAD commit: 9d946faa10e3050193fb56220287f7565773de83

Vulnerability Details

There is an information leak vulnerability in Sprockets. Versions Affected: 4.0.0.beta7 and lower, 3.7.1 and lower, 2.12.4 and lower. Specially crafted requests can be used to access files that exists on the filesystem that is outside an application's root directory, when the Sprockets server is used in production. All users running an affected release should either upgrade or use one of the work arounds immediately.

Publish Date: 2018-06-26

URL: CVE-2018-3760

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: High
  • Integrity Impact: None
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3760

Release Date: 2018-06-26

Fix Resolution: v3.7.2;v4.0.0.beta8;v2.12.5