ruby/rexml · Security
REXML DoS vulnerability
- GHSA ID
- GHSA-r55c-59qm-vjw6
- CVE ID
- CVE-2024-41123
- Severity
- medium
- Published
- Updated
- CVSS
- 7.5 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS v3
- 7.5 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS v4
- 6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Description
Impact
The REXML gem before 3.3.2 has some DoS vulnerabilities when it parses an XML that has many specific characters such as whitespace character, >] and ]>.
If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities.
Patches
The REXML gem 3.3.3 or later include the patches to fix these vulnerabilities.
Workarounds
Don't parse untrusted XMLs.
References
- https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xgh : This is a similar vulnerability
- https://github.com/ruby/rexml/security/advisories/GHSA-4xqq-m2hx-25v8 : This is a similar vulnerability
- https://www.ruby-lang.org/en/news/2024/08/01/dos-rexml-cve-2024-41123/: An announce on www.ruby-lang.org
CWEs
- CWE-400 · Uncontrolled Resource Consumption
- CWE-770 · Allocation of Resources Without Limits or Throttling
References
- https://github.com/ruby/rexml/security/advisories/GHSA-4xqq-m2hx-25v8 ↗
- https://github.com/ruby/rexml/security/advisories/GHSA-r55c-59qm-vjw6 ↗
- https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xgh ↗
- https://nvd.nist.gov/vuln/detail/CVE-2024-41123 ↗
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rexml/CVE-2024-41123.yml ↗
- https://www.ruby-lang.org/en/news/2024/08/01/dos-rexml-cve-2024-41123 ↗
- https://security.netapp.com/advisory/ntap-20241227-0005 ↗
- https://lists.debian.org/debian-lts-announce/2025/01/msg00011.html ↗
- https://github.com/advisories/GHSA-r55c-59qm-vjw6 ↗