CVE-2009-3560 (Medium) detected in expat-sys-2.1.6.crate

[mend-bolt-for-github]

CVE-2009-3560 - Medium Severity Vulnerability

Vulnerable Library - expat-sys-2.1.6.crate

XML parser library written in C

Library home page: https://crates.io/api/v1/crates/expat-sys/2.1.6/download

Dependency Hierarchy:

• amethyst-0.15.3.crate (Root Library)
  • amethyst_ui-0.15.3.crate
    • font-kit-0.5.0.crate
      • servo-fontconfig-0.4.0.crate
        • servo-fontconfig-sys-4.0.9.crate
          • ❌ expat-sys-2.1.6.crate (Vulnerable Library)

Found in HEAD commit: a5a175063bd51fcbbce0eaba88d1b9b6ad315911

Found in base branch: master

Vulnerability Details

The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a denial of service (application crash) via an XML document with malformed UTF-8 sequences that trigger a buffer over-read, related to the doProlog function in lib/xmlparse.c, a different vulnerability than CVE-2009-2625 and CVE-2009-3720.

Publish Date: 2009-12-04

URL: CVE-2009-3560

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: None
  • Integrity Impact: None
  • Availability Impact: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2009-12-04

Fix Resolution: R_2_2_0

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