{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Moderate" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright © Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update is now available for Red Hat Automation Platform 1.2.5.\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "Red Hat Ansible Automation Platform integrates Red Hat’s automation suite\nconsisting of Red Hat Ansible Tower, Red Hat Ansible Engine, and use-case\nspecific capabilities for Microsoft Windows,network, security, and more,\nalong with Software-as-a-Service (SaaS)-based capabilities and features for\norganization-wide effectiveness.\n\nSecurity Fix(es):\n\n* python-urllib3: Catastrophic backtracking in URL authority parser (CVE-2021-33503)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nThis update fixes various bugs and adds enhancements. Documentation for\nthese changes is available from the Release Notes document linked to in the\nReferences section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2021:3473", "url": "https://access.redhat.com/errata/RHSA-2021:3473" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#moderate", "url": "https://access.redhat.com/security/updates/classification/#moderate" }, { "category": "external", "summary": "https://access.redhat.com/documentation/en-us/red_hat_ansible_automation_platform/1.2/html/red_hat_ansible_automation_platform_release_notes/index", "url": "https://access.redhat.com/documentation/en-us/red_hat_ansible_automation_platform/1.2/html/red_hat_ansible_automation_platform_release_notes/index" }, { "category": "external", "summary": "1968074", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1968074" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3473.json" } ], "title": "Red Hat Security Advisory: Red Hat Automation Platform 1.2.5 security and bugfixes update", "tracking": { "current_release_date": "2026-06-28T12:13:01+00:00", "generator": { "date": "2026-06-28T12:13:01+00:00", "engine": { "name": "Red Hat SDEngine", "version": "5.2.6" } }, "id": "RHSA-2021:3473", "initial_release_date": "2021-09-08T19:26:18+00:00", "revision_history": [ { "date": "2021-09-08T19:26:18+00:00", "number": "1", "summary": "Initial version" }, { "date": "2021-09-08T19:26:18+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2026-06-28T12:13:01+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Automation Hub 4.2 for RHEL 7", "product": { "name": "Red Hat Automation Hub 4.2 for RHEL 7", "product_id": "7Server-Automation-Hub-4.2", "product_identification_helper": { "cpe": "cpe:/a:redhat:ansible_automation_platform:4.2::el7" } } }, { "category": "product_name", "name": "Red Hat Automation Hub 4.2 for RHEL 8", "product": { "name": "Red Hat Automation Hub 4.2 for RHEL 8", "product_id": "8Base-Automation-Hub-4.2", "product_identification_helper": { "cpe": "cpe:/a:redhat:ansible_automation_platform:4.2::el8" } } } ], "category": "product_family", "name": "Red Hat Ansible Automation Platform" }, { 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python-urllib3. When provided with a URL containing many @ characters in the authority component, the authority's regular expression exhibits catastrophic backtracking. This flaw causes a denial of service if a URL is passed as a parameter or redirected via an HTTP redirect. The highest threat from this vulnerability is to system availability.", "title": "Vulnerability description" }, { "category": "summary", "text": "python-urllib3: ReDoS in the parsing of authority part of URL", "title": "Vulnerability summary" }, { "category": "other", "text": "* Red Hat OpenShift Container Platform (OCP) 4 delivers the python-urllib3 package which includes a vulnerable version of urllib3 module, however from OCP 4.6 the python-urllib3 package is no longer shipped. OCP 4.5 is out of support scope for Moderate and Low impact vulnerabilities, hence is marked Out Of Support Scope.\nThe python-urllib3 package used in OCP 3.11 is not affected by this flaw.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "7Server-Automation-Hub-4.2:automation-hub-0:4.2.6-1.el7pc.noarch", "7Server-Automation-Hub-4.2:automation-hub-0:4.2.6-1.el7pc.src", "7Server-Automation-Hub-4.2:python-galaxy-ng-0:4.2.6-1.el7pc.src", "7Server-Automation-Hub-4.2:python-urllib3-0:1.26.5-1.el7pc.src", "7Server-Automation-Hub-4.2:python3-chardet-0:3.0.4-3.el7pc.noarch", "7Server-Automation-Hub-4.2:python3-click-0:7.1.2-3.el7pc.noarch", "7Server-Automation-Hub-4.2:python3-click-0:7.1.2-3.el7pc.src", 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"8Base-Automation-Hub-4.2:python3-markupsafe-debuginfo-0:1.1.1-4.el8pc.x86_64", "8Base-Automation-Hub-4.2:python3-markupsafe-debugsource-0:1.1.1-4.el8pc.x86_64", "8Base-Automation-Hub-4.2:python3-requests-0:2.25.1-1.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-semantic-version-0:2.8.5-3.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-urllib3-0:1.26.5-1.el8pc.noarch" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "7Server-Automation-Hub-4.2:automation-hub-0:4.2.6-1.el7pc.noarch", "7Server-Automation-Hub-4.2:automation-hub-0:4.2.6-1.el7pc.src", "7Server-Automation-Hub-4.2:python-galaxy-ng-0:4.2.6-1.el7pc.src", 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"8Base-Automation-Hub-4.2:automation-hub-0:4.2.6-1.el8pc.src", "8Base-Automation-Hub-4.2:python-galaxy-ng-0:4.2.6-1.el8pc.src", "8Base-Automation-Hub-4.2:python-requests-0:2.25.1-1.el8pc.src", "8Base-Automation-Hub-4.2:python-urllib3-0:1.26.5-1.el8pc.src", "8Base-Automation-Hub-4.2:python3-click-0:7.1.2-3.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-galaxy-ng-0:4.2.6-1.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-gnupg-0:0.4.6-3.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-jinja2-0:2.11.2-3.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-markupsafe-0:1.1.1-4.el8pc.x86_64", "8Base-Automation-Hub-4.2:python3-markupsafe-debuginfo-0:1.1.1-4.el8pc.x86_64", "8Base-Automation-Hub-4.2:python3-markupsafe-debugsource-0:1.1.1-4.el8pc.x86_64", "8Base-Automation-Hub-4.2:python3-requests-0:2.25.1-1.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-semantic-version-0:2.8.5-3.el8pc.noarch", "8Base-Automation-Hub-4.2:python3-urllib3-0:1.26.5-1.el8pc.noarch" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ], "title": "python-urllib3: ReDoS in the parsing of authority part of URL" } ] }