ManageIQ / ManageIQ/dbus_api_service

CVE-2024-43398 (Medium) detected in rexml-3.2.8.gem

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Dominant language
Ruby
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Description

## CVE-2024-43398 - Medium Severity Vulnerability
Vulnerable Library - rexml-3.2.8.gem

An XML toolkit for Ruby


Library home page: https://rubygems.org/gems/rexml-3.2.8.gem


Path to dependency file: /Gemfile.lock


Path to vulnerable library: /home/wss-scanner/.gem/ruby/3.2.0/cache/rexml-3.2.8.gem


Dependency Hierarchy:
- ruby-dbus-0.23.1.gem (Root Library)
- :x: **rexml-3.2.8.gem** (Vulnerable Library)

Found in base branch: master



Vulnerability Details



REXML is an XML toolkit for Ruby. The REXML gem before 3.3.6 has a DoS vulnerability when it parses an XML that has many deep elements that have same local name attributes. If you need to parse untrusted XMLs with tree parser API like REXML::Document.new, you may be impacted to this vulnerability. If you use other parser APIs such as stream parser API and SAX2 parser API, this vulnerability is not affected. The REXML gem 3.3.6 or later include the patch to fix the vulnerability.

Publish Date: 2024-08-22

URL: CVE-2024-43398



CVSS 3 Score Details (5.9)

Base Score Metrics:
- Exploitability Metrics:
- Attack Vector: Network
- Attack Complexity: High
- 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: https://github.com/advisories/GHSA-vmwr-mc7x-5vc3


Release Date: 2024-08-22


Fix Resolution: rexml - 3.3.6

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Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with /Gemfile.lock and the dependency hierarchy in this issue to see how rexml 3.2.8 is resolved through ruby-dbus. Update the dependency to rexml 3.3.6 or later, then verify the lockfile no longer selects the vulnerable version and run the repository's Ruby checks.

Written by the indexing model from the issue text.

Assessment

Tech stack
ruby
Domain
security
Issue type
Bug
Difficulty
2/5
Estimated time
1-3 hours
Activity status
Quiet
Clarity
Clearly specified
Newbie friendliness
68/100

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