MEDIUM4.3
GHSA-4xqq-m2hx-25v8
REXML denial of service vulnerability
Quick fix
GHSA-4xqq-m2hx-25v8 — rexml: upgrade to the fixed version with the command below.
bundle update rexmlDetails
### Impact
The REXML gem before 3.3.1 has some DoS vulnerabilities when it parses an XML that has many specific characters such as `<`, `0` and `%>`.
If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities.
### Patches
The REXML gem 3.3.2 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://www.ruby-lang.org/en/news/2024/07/16/dos-rexml-cve-2024-39908/
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://github.com/ruby/rexml/security/advisories/GHSA-4xqq-m2hx-25v8[WEB]
- https://nvd.nist.gov/vuln/detail/CVE-2024-39908[ADVISORY]
- https://github.com/ruby/rexml[PACKAGE]
- https://github.com/ruby/rexml/releases/tag/v3.3.2[WEB]
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rexml/CVE-2024-39908.yml[WEB]
- https://lists.debian.org/debian-lts-announce/2025/01/msg00011.html[WEB]
- https://security.netapp.com/advisory/ntap-20250117-0008[WEB]
- https://www.ruby-lang.org/en/news/2024/07/16/dos-rexml-cve-2024-39908[WEB]