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The REXML gem before 3.3.9 has a ReDoS vulnerability when it parses an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). This does not happen with Ruby 3.2 or later. Ruby 3.1 is the only affected maintained Ruby. The REXML gem 3.3.9 or later include the patch to fix the vulnerability.", "A flaw was found in the REXML XML toolkit for Ruby. Parsing XML data containing a large number of digits between `&# `and `x...;` in a hex numeric character reference (`&#x...;`) can trigger a regular expression denial of service (ReDoS) condition, leading to a denial of service."], "name": "CVE-2024-49761", "package_state": [{"cpe": "cpe:/a:redhat:red_hat_3scale_amp:2", "fix_state": "Affected", "package_name": "3scale-amp2/zync-rhel8", "product_name": "Red Hat 3scale API Management Platform 2"}, {"cpe": "cpe:/a:redhat:red_hat_3scale_amp:2", "fix_state": "Affected", "package_name": "3scale-amp2/zync-rhel9", "product_name": "Red Hat 3scale API Management Platform 2"}, {"cpe": "cpe:/a:redhat:red_hat_3scale_amp:2", "fix_state": "Not affected", "package_name": "3scale-amp-backend-container", "product_name": "Red Hat 3scale API Management Platform 2"}, {"cpe": "cpe:/a:redhat:red_hat_3scale_amp:2", "fix_state": "Not affected", "package_name": "3scale-amp-system-container", "product_name": "Red Hat 3scale API Management Platform 2"}, {"cpe": "cpe:/a:redhat:red_hat_3scale_amp:2", "fix_state": "Not affected", "package_name": "3scale-toolbox-container", "product_name": "Red Hat 3scale API Management Platform 2"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "pcs", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "ruby:3.3/ruby", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "pcs", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "ruby:3.3/ruby", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Affected", "package_name": "puppet-agent", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Affected", "package_name": "puppetserver", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:rhel_satellite_client:6::el7", "fix_state": "Affected", "package_name": "puppet-agent", "product_name": "Red Hat Satellite Client"}, {"cpe": "cpe:/a:redhat:storage:3", "fix_state": "Affected", "package_name": "ruby", "product_name": "Red Hat Storage 3"}], "public_date": "2024-10-28T14:10:23Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-49761\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-49761\nhttps://github.com/ruby/rexml/commit/ce59f2eb1aeb371fe1643414f06618dbe031979f\nhttps://github.com/ruby/rexml/security/advisories/GHSA-2rxp-v6pw-ch6m\nhttps://www.ruby-lang.org/en/news/2024/10/28/redos-rexml-cve-2024-49761"], "statement": "This vulnerability is rated as a moderate severity because it allows attackers to exploit inefficient regex parsing in hex numeric character references (&#x...;), causing a ReDoS and impacting availability, it requires specific malicious input but does not affect confidentiality or integrity.\nBelow listed the component versions and its REXML usage for the different Satellite versions:\n- In Satellite 6.17, 6.16 (for both RHEL 8 and RHEL 9), is used the ReXML version 8.8.1-1 in the Puppet Agent component, therefore we are not affected.\n- In Satellite 6.15 (for RHEL 8), is used the ReXML version 7.28-0-1 in the Puppet Agent component, therefore we are affected\n- In Satellite 6.17, 6.16 (for RHEL 8 and RHEL 9), is used the ReXML version of 8.6.2-2 in the Puppet Server component, therefore we are affected.\n- In Satellite 6.15 (for RHEL 8), is not used the ReXML version of 7.17.2-1, therefore we are not affected.\nAs a conclusion the only affected versions are Satellite 6.17 and 6.16 (for Puppet Server), and Satellite 6.15 (for the Puppet Agent). Any other Satellite versions than this are considered as not-affected.", "threat_severity": "Moderate"}

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