CVE-2021-3902 (Critical) detected in dompdf/dompdf-v1.0.2

[mend-bolt-for-github]

CVE-2021-3902 - Critical Severity Vulnerability

Vulnerable Library - dompdf/dompdf-v1.0.2

DOMPDF is a CSS 2.1 compliant HTML to PDF converter

Library home page: https://api.github.com/repos/dompdf/dompdf/zipball/8768448244967a46d6e67b891d30878e0e15d25c

Dependency Hierarchy:

• ❌ dompdf/dompdf-v1.0.2 (Vulnerable Library)

Found in HEAD commit: 928b87c3f458bb28df552e1c49bfeb1231a16bcf

Found in base branch: main

Vulnerability Details

Improper restriction of external entities (XXE) in DomPDF's SVG parser allows it to perform an SSRF even if isRemoteEnabled set to false or even cause a deserialization attack in the SVG parser this time. The issue is patched in version 2.0.0.

Publish Date: 2021-10-25

URL: CVE-2021-3902

CVSS 3 Score Details (9.8)

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: High
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://huntr.dev/bounties/a6071c07-806f-429a-8656-a4742e4191b1/

Release Date: 2021-10-25

Fix Resolution: v2.0.0

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