gsd-2021-22904
Vulnerability from gsd
Modified
2021-05-05 00:00
Details
There is a possible DoS vulnerability in the Token Authentication logic in
Action Controller. This vulnerability has been assigned the CVE identifier
CVE-2021-22904.
Versions Affected: >= 4.0.0
Not affected: < 4.0.0
Fixed Versions: 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6
Impact
------
Impacted code uses `authenticate_or_request_with_http_token` or
`authenticate_with_http_token` for request authentication. Impacted code will
look something like this:
```
class PostsController < ApplicationController
before_action :authenticate
private
def authenticate
authenticate_or_request_with_http_token do |token, options|
# ...
end
end
end
```
All users running an affected release should either upgrade or use one of the
workarounds immediately.
Releases
--------
The fixed releases are available at the normal locations.
Workarounds
-----------
The following monkey patch placed in an initializer can be used to work around
the issue:
```ruby
module ActionController::HttpAuthentication::Token
AUTHN_PAIR_DELIMITERS = /(?:,|;|\t)/
end
```
Aliases
Aliases
{ "GSD": { "alias": "CVE-2021-22904", "description": "The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication.", "id": "GSD-2021-22904", "references": [ "https://www.suse.com/security/cve/CVE-2021-22904.html", "https://www.debian.org/security/2021/dsa-4929", "https://access.redhat.com/errata/RHSA-2021:4702", "https://security.archlinux.org/CVE-2021-22904" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "affected": [ { "package": { "ecosystem": "RubyGems", "name": "actionpack", "purl": "pkg:gem/actionpack" } } ], "aliases": [ "CVE-2021-22904", "GHSA-7wjx-3g7j-8584" ], "details": "There is a possible DoS vulnerability in the Token Authentication logic in\nAction Controller. This vulnerability has been assigned the CVE identifier\nCVE-2021-22904.\n\nVersions Affected: \u003e= 4.0.0\nNot affected: \u003c 4.0.0\nFixed Versions: 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6\n\nImpact\n------\nImpacted code uses `authenticate_or_request_with_http_token` or\n`authenticate_with_http_token` for request authentication. Impacted code will\nlook something like this:\n\n```\nclass PostsController \u003c ApplicationController\n before_action :authenticate\n\n private\n\n def authenticate\n authenticate_or_request_with_http_token do |token, options|\n # ...\n end\n end\nend\n```\n\nAll users running an affected release should either upgrade or use one of the\nworkarounds immediately.\n\nReleases\n--------\nThe fixed releases are available at the normal locations.\n\nWorkarounds\n-----------\nThe following monkey patch placed in an initializer can be used to work around\nthe issue:\n\n```ruby\nmodule ActionController::HttpAuthentication::Token\n AUTHN_PAIR_DELIMITERS = /(?:,|;|\\t)/\nend\n```\n", "id": "GSD-2021-22904", "modified": "2021-05-05T00:00:00.000Z", "published": "2021-05-05T00:00:00.000Z", "references": [ { "type": "WEB", "url": "https://groups.google.com/g/rubyonrails-security/c/Pf1TjkOBdyQ" } ], "schema_version": "1.4.0", "severity": [ { "score": 7.5, "type": "CVSS_V3" } ], "summary": "Possible DoS Vulnerability in Action Controller Token Authentication" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "support@hackerone.com", "ID": "CVE-2021-22904", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "https://github.com/rails/rails", "version": { "version_data": [ { "version_value": "Fixed in 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Denial of Service (CWE-400)" } ] } ] }, "references": { "reference_data": [ { "name": "https://hackerone.com/reports/1101125", "refsource": "MISC", "url": "https://hackerone.com/reports/1101125" }, { "name": "https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869", "refsource": "MISC", "url": "https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869" }, { "name": "https://security.netapp.com/advisory/ntap-20210805-0009/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210805-0009/" } ] } }, "github.com/rubysec/ruby-advisory-db": { "cve": "2021-22904", "cvss_v3": 7.5, "date": "2021-05-05", "description": "There is a possible DoS vulnerability in the Token Authentication logic in\nAction Controller. This vulnerability has been assigned the CVE identifier\nCVE-2021-22904.\n\nVersions Affected: \u003e= 4.0.0\nNot affected: \u003c 4.0.0\nFixed Versions: 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6\n\nImpact\n------\nImpacted code uses `authenticate_or_request_with_http_token` or\n`authenticate_with_http_token` for request authentication. Impacted code will\nlook something like this:\n\n```\nclass PostsController \u003c ApplicationController\n before_action :authenticate\n\n private\n\n def authenticate\n authenticate_or_request_with_http_token do |token, options|\n # ...\n end\n end\nend\n```\n\nAll users running an affected release should either upgrade or use one of the\nworkarounds immediately.\n\nReleases\n--------\nThe fixed releases are available at the normal locations.\n\nWorkarounds\n-----------\nThe following monkey patch placed in an initializer can be used to work around\nthe issue:\n\n```ruby\nmodule ActionController::HttpAuthentication::Token\n AUTHN_PAIR_DELIMITERS = /(?:,|;|\\t)/\nend\n```\n", "framework": "rails", "gem": "actionpack", "ghsa": "7wjx-3g7j-8584", "patched_versions": [ "~\u003e 5.2.4.6", "~\u003e 5.2.6", "~\u003e 6.0.3, \u003e= 6.0.3.7", "\u003e= 6.1.3.2" ], "title": "Possible DoS Vulnerability in Action Controller Token Authentication", "unaffected_versions": [ "\u003c 4.0.0" ], "url": "https://groups.google.com/g/rubyonrails-security/c/Pf1TjkOBdyQ" }, "gitlab.com": { "advisories": [ { "affected_range": "\u003c5.2.4.6||\u003e=5.2.5 \u003c5.2.6||\u003e=6.0.0 \u003c6.0.3.7||\u003e=6.1.0 \u003c6.1.3.2", "affected_versions": "All versions before 5.2.4.6, all versions starting from 5.2.5 before 5.2.6, all versions starting from 6.0.0 before 6.0.3.7, all versions starting from 6.1.0 before 6.1.3.2", "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "cwe_ids": [ "CWE-1035", "CWE-937" ], "date": "2021-09-20", "description": "The actionpack ruby gem suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication.", "fixed_versions": [ "5.2.4.6", "5.2.6", "6.0.3.7", "6.1.3.2" ], "identifier": "CVE-2021-22904", "identifiers": [ "CVE-2021-22904" ], "not_impacted": "All versions starting from 5.2.4.6 before 5.2.5, all versions starting from 5.2.6 before 6.0.0, all versions starting from 6.0.3.7 before 6.1.0, all versions starting from 6.1.3.2", "package_slug": "gem/actionpack", "pubdate": "2021-06-11", "solution": "Upgrade to versions 5.2.4.6, 5.2.6, 6.0.3.7, 6.1.3.2 or above.", "title": "Uncontrolled Resource Consumption", "urls": [ "https://nvd.nist.gov/vuln/detail/CVE-2021-22904", "https://hackerone.com/reports/1101125", "https://security.netapp.com/advisory/ntap-20210805-0009/" ], "uuid": "db0dd4bf-9dde-470b-95c9-05baba4806f7" }, { "affected_range": "\u003c5.2.4.6||\u003e=5.2.5 \u003c5.2.6||\u003e=6.0.0 \u003c6.0.3.7||\u003e=6.1.0 \u003c6.1.3.2", "affected_versions": "All versions before 5.2.4.6, all versions starting from 5.2.5 before 5.2.6, all versions starting from 6.0.0 before 6.0.3.7, all versions starting from 6.1.0 before 6.1.3.2", "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "cwe_ids": [ "CWE-1035", "CWE-937" ], "date": "2021-09-20", "description": "There is a possible DoS vulnerability in the Token Authentication logic in Action Controller. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication. ", "fixed_versions": [ "5.2.4.6", "5.2.6", "6.0.3.7", "6.1.3.2" ], "identifier": "CVE-2021-22904", "identifiers": [ "CVE-2021-22904" ], "not_impacted": "All versions starting from 5.2.4.6 before 5.2.5, all versions starting from 5.2.6 before 6.0.0, all versions starting from 6.0.3.7 before 6.1.0, all versions starting from 6.1.3.2", "package_slug": "gem/rails", "pubdate": "2021-06-11", "solution": "Upgrade to versions 5.2.4.6, 5.2.6, 6.0.3.7, 6.1.3.2 or above.", "title": "Uncontrolled Resource Consumption", "urls": [ "https://nvd.nist.gov/vuln/detail/CVE-2021-22904", "https://groups.google.com/g/rubyonrails-security/c/Pf1TjkOBdyQ" ], "uuid": "2855f9b5-3b88-4fef-95d0-1d9abafdc67b" } ] }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "5.2.4.6", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "5.2.6", "versionStartIncluding": "5.2.5", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "6.0.3.7", "versionStartIncluding": "6.0.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "6.1.3.2", "versionStartIncluding": "6.1.0", "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve-assignments@hackerone.com", "ID": "CVE-2021-22904" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "NVD-CWE-Other" } ] } ] }, "references": { "reference_data": [ { "name": "https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869", "refsource": "MISC", "tags": [ "Exploit", "Mitigation", "Patch", "Vendor Advisory" ], "url": "https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869" }, { "name": "https://hackerone.com/reports/1101125", "refsource": "MISC", "tags": [ "Permissions Required", "Third Party Advisory" ], "url": "https://hackerone.com/reports/1101125" }, { "name": "https://security.netapp.com/advisory/ntap-20210805-0009/", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://security.netapp.com/advisory/ntap-20210805-0009/" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "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" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } }, "lastModifiedDate": "2021-09-20T13:51Z", "publishedDate": "2021-06-11T16:15Z" } } }
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Sightings
Author | Source | Type | Date |
---|
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.