CVE-2024-35176: REXML contains a denial of service vulnerability
First published: Thu May 16 2024(Updated: )
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.
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/REXML | <3.2.7 | 3.2.7 |
| rubygems/rexml | <3.2.7 | 3.2.7 |
| debian/ruby2.7 | <=2.7.4-1+deb11u1 | 2.7.4-1+deb11u5 |
| debian/ruby3.1 | <=3.1.2-7+deb12u1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- 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://nvd.nist.gov/vuln/detail/CVE-2024-35176
- https://github.com/advisories/GHSA-vg3r-rm7w-2xgh (Advisory)
- https://launchpad.net/bugs/cve/CVE-2024-35176
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2282493
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2282494
- https://access.redhat.com/errata/RHSA-2024:4499
- https://access.redhat.com/errata/RHSA-2024:5338
- https://bugzilla.redhat.com/show_bug.cgi?id=2280894
- https://www.ruby-lang.org/en/news/2024/05/16/dos-rexml-cve-2024-35176/
- https://security-tracker.debian.org/tracker/CVE-2024-35176
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-35176
- https://ubuntu.com/security/CVE-2024-35176
- https://security.netapp.com/advisory/ntap-20250306-0001/
- https://security.netapp.com/advisory/ntap-20250306-0001
Frequently Asked Questions
What is the severity of CVE-2024-35176?
CVE-2024-35176 has a denial of service (DoS) severity, affecting the REXML gem versions prior to 3.2.7.
How do I fix CVE-2024-35176?
To fix CVE-2024-35176, upgrade the REXML gem to version 3.2.7 or later.
Who is affected by CVE-2024-35176?
Users of REXML gem versions before 3.2.7 that parse untrusted XML data are particularly affected by CVE-2024-35176.
What versions of REXML are vulnerable to CVE-2024-35176?
REXML gem versions earlier than 3.2.7 are vulnerable to CVE-2024-35176.
Is there an alternative to REXML if I cannot update to fix CVE-2024-35176?
If you cannot update REXML, consider using other XML parsing libraries that do not have this vulnerability.
- agent/title
- agent/weakness
- agent/type
- agent/first-publish-date
- agent/author
- collector/epss-latest
- source/FIRST
- agent/epss
- agent/severity
- collector/github-advisory
- source/GitHub
- alias/GHSA-vg3r-rm7w-2xgh
- alias/CVE-2024-35176
- agent/software-canonical-lookup
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-cve
- source/NVD
- agent/trending
- collector/redhat-bugzilla
- source/Red Hat
- agent/source
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- agent/description
- agent/event
- collector/mitre-cve
- source/MITRE
- collector/nvd-api
- agent/last-modified-date
- agent/references
- agent/tags
- collector/github-advisory-latest
- package-manager/rubygems
- package-manager/redhat
- package-manager/debian