CVE-2020-16845 (High) detected in github.com/ulikunitz/xz-v0.5.6

[mend-bolt-for-github]

CVE-2020-16845 - High Severity Vulnerability

Vulnerable Library - github.com/ulikunitz/xz-v0.5.6

Pure golang package for reading and writing xz-compressed files

Library home page: https://proxy.golang.org/github.com/ulikunitz/xz/@v/v0.5.6.zip

Dependency Hierarchy:

• github.com/hashicorp/terraform-plugin-sdk/helper/schema-v1.2.0 (Root Library)
  • github.com/hashicorp/terraform-plugin-sdk/terraform-v1.2.0
    • github.com/hashicorp/terraform-plugin-sdk/internal/moduledeps-v1.2.0
      • github.com/hashicorp/terraform-plugin-sdk/internal/plugin/discovery-v1.2.0
        • github.com/hashicorp/go-getter-v1.4.0
          • ❌ github.com/ulikunitz/xz-v0.5.6 (Vulnerable Library)

Vulnerability Details

Go before 1.13.15 and 14.x before 1.14.7 can have an infinite read loop in ReadUvarint and ReadVarint in encoding/binary via invalid inputs.

Publish Date: 2020-08-06

URL: CVE-2020-16845

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-q6gq-997w-f55g

Release Date: 2020-08-06

Fix Resolution: go1.13.15,go1.14.7,github.com/ulikunitz/xz - v0.5.8

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