GitHub Advisoryadvisory · RubyGems
GHSA-5866-49gr-22v4 REXML DoS vulnerability
MEDIUM
Official page ↗
- Aliases
- CVE-2024-41946
- Ecosystem
- RubyGems
- Packages
- rexml
- Severity
- Moderate
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-400, CWE-770
- Reviewed
- 2024-08-02
Affected packages
• RubyGems rexml: < 3.3.3 → fixed in 3.3.3
Description
Impact
The REXML gem before 3.3.2 has a DoS vulnerability when it parses an XML that has many entity expansions with SAX2 or pull parser API.
If you need to parse untrusted XMLs with SAX2 or pull parser API, you may be impacted to this vulnerability.
Patches
The REXML gem 3.3.3 or later include the patch to fix the vulnerability.
Workarounds
Don't parse untrusted XMLs with SAX2 or pull parser API.
References
• https://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml/ : This is a similar vulnerability
• https://www.ruby-lang.org/en/news/2024/08/01/dos-rexml-cve-2024-41946/: An announce on www.ruby-lang.org
Related
Alias · CVE (1)
- CVE-2024-41946 REXML is an XML toolkit for Ruby. vulnerability
References
- https://github.com/ruby/rexml/security/advisories/GHSA-5866-49gr-22v4 web
- https://nvd.nist.gov/vuln/detail/CVE-2024-41946 advisory
- https://github.com/ruby/rexml/commit/033d1909a8f259d5a7c53681bcaf14f13bcf0368 web
- https://github.com/ruby/rexml package
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rexml/CVE-2024-41946.yml web
- https://lists.debian.org/debian-lts-announce/2025/01/msg00011.html web
- https://security.netapp.com/advisory/ntap-20250117-0007 web
- https://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml web
- https://www.ruby-lang.org/en/news/2024/08/01/dos-rexml-cve-2024-41946 web