REXML DoS vulnerability
### 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
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2024-41123US | high7.5 | — | ||
REXML is an XML toolkit for Ruby. 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, `>]`… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/ruby/rexmlPACKAGE
- https://github.com/ruby/rexml/security/advisories/GHSA-4xqq-m2hx-25v8WEB
- https://github.com/ruby/rexml/security/advisories/GHSA-r55c-59qm-vjw6WEB
- https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xghWEB
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rexml/CVE-2024-41123.ymlWEB
- https://lists.debian.org/debian-lts-announce/2025/01/msg00011.htmlWEB
- https://nvd.nist.gov/vuln/detail/CVE-2024-41123ADVISORY
- https://security.netapp.com/advisory/ntap-20241227-0005WEB
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