CVE-2024-35176

Summary

REXML is an XML toolkit for Ruby. The REXML gem before 3.2.6 has a denial of service vulnerability when it parses an XML that has many <s in an attribute value. Those who need to parse untrusted XMLs may be impacted to this vulnerability. The REXML gem 3.2.7 or later include the patch to fix this vulnerability. As a workaround, don't parse untrusted XMLs.

Affected Software

Weaknesses

• CWE-400: CWE-400: Uncontrolled Resource Consumption
• CWE-770: CWE-770: Allocation of Resources Without Limits or Throttling

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

CVE Program Container

Additional References

• https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xgh
• https://github.com/ruby/rexml/commit/4325835f92f3f142ebd91a3fdba4e1f1ab7f1cfb
• https://www.ruby-lang.org/en/news/2024/05/16/dos-rexml-cve-2024-35176
• https://security.netapp.com/advisory/ntap-20250306-0001/
• https://lists.debian.org/debian-lts-announce/2025/01/msg00011.html

References

• https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xgh
• https://github.com/ruby/rexml/commit/4325835f92f3f142ebd91a3fdba4e1f1ab7f1cfb
• https://www.ruby-lang.org/en/news/2024/05/16/dos-rexml-cve-2024-35176

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