rhsa-2021_0779
Vulnerability from csaf_redhat
Published
2021-03-09 15:50
Modified
2024-11-22 16:31
Summary
Red Hat Security Advisory: Red Hat Ansible Tower 3.7.5-1 - Container security and bug fix update
Notes
Topic
Red Hat Ansible Tower 3.7.5-1 - RHEL7 Container
Red Hat Product Security has rated this update as having a security impact of
Important. 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.
Details
Security Fix(es):
* Addressed a security issue which can allow a malicious playbook author to elevate to the awx user from outside the isolated environment: CVE-2021-20253
* Upgraded to a more recent version of autobahn to address CVE-2020-35678.
* Upgraded to a more recent version of nginx to address CVE-2019-20372.
For 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.
Bug Fix(es):
* Fixed a bug which can intermittently cause access to encrypted Tower settings to fail, resulting in failed job launches.
* Improved analytics collection to collect the playbook status for all hosts in a playbook run
Terms of Use
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.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "Red Hat Ansible Tower 3.7.5-1 - RHEL7 Container\n\nRed Hat Product Security has rated this update as having a security impact of\nImportant. 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": "Security Fix(es):\n\n* Addressed a security issue which can allow a malicious playbook author to elevate to the awx user from outside the isolated environment: CVE-2021-20253\n* Upgraded to a more recent version of autobahn to address CVE-2020-35678.\n* Upgraded to a more recent version of nginx to address CVE-2019-20372.\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\nBug Fix(es):\n\n* Fixed a bug which can intermittently cause access to encrypted Tower settings to fail, resulting in failed job launches.\n* Improved analytics collection to collect the playbook status for all hosts in a playbook run", "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-2021:0779", "url": "https://access.redhat.com/errata/RHSA-2021:0779" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "1790277", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1790277" }, { "category": "external", "summary": "1911314", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1911314" }, { "category": "external", "summary": "1928847", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928847" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0779.json" } ], "title": "Red Hat Security Advisory: Red Hat Ansible Tower 3.7.5-1 - Container security and bug fix update", "tracking": { "current_release_date": "2024-11-22T16:31:40+00:00", "generator": { "date": "2024-11-22T16:31:40+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.2.1" } }, "id": "RHSA-2021:0779", "initial_release_date": "2021-03-09T15:50:15+00:00", "revision_history": [ { "date": "2021-03-09T15:50:15+00:00", "number": "1", "summary": "Initial version" }, { "date": "2021-03-09T15:50:15+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-22T16:31:40+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Ansible Tower 3.7 for RHEL 7", "product": { "name": "Red Hat Ansible Tower 3.7 for RHEL 7", "product_id": "7Server-Ansible-Tower-3.7", "product_identification_helper": { "cpe": "cpe:/a:redhat:ansible_tower:3.7::el7" } } } ], "category": "product_family", "name": "Red Hat Ansible Tower" }, { "branches": [ { "category": "product_version", "name": "ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64", "product": { "name": "ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64", "product_id": "ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64", "product_identification_helper": { "purl": "pkg:oci/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24?arch=amd64\u0026repository_url=registry.redhat.io/ansible-tower-37/ansible-tower-rhel7\u0026tag=3.7.5-1" } } } ], "category": "architecture", "name": "amd64" } ], "category": "vendor", "name": "Red Hat" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64 as a component of Red Hat Ansible Tower 3.7 for RHEL 7", "product_id": "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" }, "product_reference": "ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64", "relates_to_product_reference": "7Server-Ansible-Tower-3.7" } ] }, "vulnerabilities": [ { "cve": "CVE-2019-20372", "cwe": { "id": "CWE-444", "name": "Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request/Response Smuggling\u0027)" }, "discovery_date": "2020-01-09T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "1790277" } ], "notes": [ { "category": "description", "text": "NGINX before 1.17.7, with certain error_page configurations, allows HTTP request smuggling, as demonstrated by the ability of an attacker to read unauthorized web pages in environments where NGINX is being fronted by a load balancer.", "title": "Vulnerability description" }, { "category": "summary", "text": "nginx: HTTP request smuggling in configurations with URL redirect used as error_page", "title": "Vulnerability summary" }, { "category": "other", "text": "Ansible Tower 3.5 and 3.6 are not vulnerable by default as are not using error_page variable in the nginx configuration. However, Ansible Tower 3.5 and 3.6 are distributing nginx 1.14 and 1.16 vulnerable versions as a dependency and configuration could be modified making it vulnerable.\n\nRed Hat CloudForms Management Engine 5.9 and 5.10 are not vulnerable by default as are not using error_page variable in the nginx configuration. However, both mentioned builds ships vulnerable nginx versions 1.10 and 1.14 respectively. CloudForms 5.11 does not use nginx directly hence it is not vulnerable.\n\nRed Hat Quay\u0027s configuration of nginx means it\u0027s not affected by this issue. It doesn\u0027t use error_page to do a 302 redirect. It\u0027s only use of error_page uses a named location ie:\nerror_page 404 /404.html;\n location = /40x.html {\n }\nerror_page 500 502 503 504 /50x.html;\n location = /50x.html {\n}", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2019-20372" }, { "category": "external", "summary": "RHBZ#1790277", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1790277" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2019-20372", "url": "https://www.cve.org/CVERecord?id=CVE-2019-20372" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-20372", "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-20372" } ], "release_date": "2020-01-09T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2021-03-09T15:50:15+00:00", "details": "For information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/index.html", "product_ids": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2021:0779" }, { "category": "workaround", "details": "To mitigate this issue, use a named location instead of having the error_page handler do the redirect, this configuration is not vulnerable to request smuggling on all versions of NGINX we tested.\nserver {\n listen 80;\n server_name localhost;\n error_page 401 @401;\n location / {\n return 401;\n }\n location @401 {\n return 302 http://example.org;\n }\n}", "product_ids": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" }, "products": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] } ], "threats": [ { "category": "impact", "details": "Low" } ], "title": "nginx: HTTP request smuggling in configurations with URL redirect used as error_page" }, { "cve": "CVE-2020-35678", "cwe": { "id": "CWE-601", "name": "URL Redirection to Untrusted Site (\u0027Open Redirect\u0027)" }, "discovery_date": "2020-12-26T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "1911314" } ], "notes": [ { "category": "description", "text": "A flaw was found in python-autobahn, where it allows redirect header injection. The highest threat from this vulnerability is to confidentiality and integrity.", "title": "Vulnerability description" }, { "category": "summary", "text": "python-autobahn: allows redirect header injection", "title": "Vulnerability summary" }, { "category": "other", "text": "In Red Hat OpenStack Platform, because the flaw has a lower impact and the fix would require a substantial amount of development, no update will be provided at this time for the RHOSP python-autobahn package.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2020-35678" }, { "category": "external", "summary": "RHBZ#1911314", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1911314" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2020-35678", "url": "https://www.cve.org/CVERecord?id=CVE-2020-35678" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2020-35678", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-35678" } ], "release_date": "2020-12-18T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2021-03-09T15:50:15+00:00", "details": "For information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/index.html", "product_ids": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2021:0779" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N", "version": "3.1" }, "products": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ], "title": "python-autobahn: allows redirect header injection" }, { "acknowledgments": [ { "names": [ "Matei Mal Badanoiu" ], "organization": "Deloitte Romania" } ], "cve": "CVE-2021-20253", "cwe": { "id": "CWE-552", "name": "Files or Directories Accessible to External Parties" }, "discovery_date": "2021-02-15T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "1928847" } ], "notes": [ { "category": "description", "text": "A flaw was found in ansible-tower. The default installation is vulnerable to Job Isolation escape allowing an attacker to elevate the privilege from a low privileged user to the awx user from outside the isolated environment. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.", "title": "Vulnerability description" }, { "category": "summary", "text": "ansible-tower: Privilege escalation via job isolation escape", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2021-20253" }, { "category": "external", "summary": "RHBZ#1928847", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928847" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2021-20253", "url": "https://www.cve.org/CVERecord?id=CVE-2021-20253" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-20253", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20253" } ], "release_date": "2021-03-08T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2021-03-09T15:50:15+00:00", "details": "For information on upgrading Ansible Tower, reference the Ansible Tower Upgrade and Migration Guide: https://docs.ansible.com/ansible-tower/latest/html/upgrade-migration-guide/index.html", "product_ids": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2021:0779" }, { "category": "workaround", "details": "Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.", "product_ids": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "7Server-Ansible-Tower-3.7:ansible-tower-37/ansible-tower-rhel7@sha256:728bcbeb14e0ea15a78fc5620075357758c79072e0378ec7d249d01aa966ed24_amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "ansible-tower: Privilege escalation via job isolation escape" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.