CVE-2018-7212 (Medium) detected in rack-protection-1.5.5.gem, sinatra-1.4.8.gem

[mend-bolt-for-github]

CVE-2018-7212 - Medium Severity Vulnerability

Vulnerable Libraries - rack-protection-1.5.5.gem, sinatra-1.4.8.gem

rack-protection-1.5.5.gem

You should use protection!

Library home page: https://rubygems.org/gems/rack-protection-1.5.5.gem

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

Path to vulnerable library: /var/lib/gems/2.5.0/cache/rack-protection-1.5.5.gem

Dependency Hierarchy:

• sinatra-1.4.8.gem (Root Library)
  • ❌ rack-protection-1.5.5.gem (Vulnerable Library)

sinatra-1.4.8.gem

Sinatra is a DSL for quickly creating web applications in Ruby with minimal effort.

Library home page: https://rubygems.org/gems/sinatra-1.4.8.gem

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

Path to vulnerable library: ms/2.5.0/cache/sinatra-1.4.8.gem

Dependency Hierarchy:

• ❌ sinatra-1.4.8.gem (Vulnerable Library)

Found in HEAD commit: 2502470b10a3a4a6a3fccb4b959a62213e22a50f

Vulnerability Details

An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.

Publish Date: 2018-02-18

URL: CVE-2018-7212

CVSS 3 Score Details (5.3)

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: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://nvd.nist.gov/vuln/detail/CVE-2018-7212

Release Date: 2018-02-18

Fix Resolution: 2.0.1

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