{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-46695", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2024-08-02T20:53:20.867Z", "dateReserved": "2023-10-25T00:00:00.000Z", "datePublished": "2023-11-02T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-12-14T10:06:39.801Z"}, "descriptions": [{"lang": "en", "value": "An issue was discovered in Django 3.2 before 3.2.23, 4.1 before 4.1.13, and 4.2 before 4.2.7. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.forms.UsernameField is subject to a potential DoS (denial of service) attack via certain inputs with a very large number of Unicode characters."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://groups.google.com/forum/#%21forum/django-announce"}, {"url": "https://docs.djangoproject.com/en/4.2/releases/security/"}, {"url": "https://www.djangoproject.com/weblog/2023/nov/01/security-releases/"}, {"url": "https://security.netapp.com/advisory/ntap-20231214-0001/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T20:53:20.867Z"}, "title": "CVE Program Container", "references": [{"url": "https://groups.google.com/forum/#%21forum/django-announce", "tags": ["x_transferred"]}, {"url": "https://docs.djangoproject.com/en/4.2/releases/security/", "tags": ["x_transferred"]}, {"url": "https://www.djangoproject.com/weblog/2023/nov/01/security-releases/", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20231214-0001/", "tags": ["x_transferred"]}]}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*", "matchCriteriaId": "9909EFAF-C1C8-49FA-860F-C2430EC5304D", "versionEndExcluding": "3.2.23", "versionStartIncluding": "3.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*", "matchCriteriaId": "0ED58B2B-B564-4EE4-AE69-1E206AE34B65", "versionEndExcluding": "4.1.13", "versionStartIncluding": "4.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*", "matchCriteriaId": "A76F97FB-F751-4E8A-B4CD-43ECEA9528CE", "versionEndExcluding": "4.2.7", "versionStartIncluding": "4.2.", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Django 3.2 before 3.2.23, 4.1 before 4.1.13, and 4.2 before 4.2.7. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.forms.UsernameField is subject to a potential DoS (denial of service) attack via certain inputs with a very large number of Unicode characters."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en Django 3.2 anterior a 3.2.23, 4.1 anterior a 4.1.13 y 4.2 anterior a 4.2.7. La normalizaci\u00f3n de NFKC es lenta en Windows. Como consecuencia, django.contrib.auth.forms.UsernameField est\u00e1 sujeto a un potencial ataque DoS (denegaci\u00f3n de servicio) a trav\u00e9s de ciertas entradas con una gran cantidad de caracteres Unicode."}], "id": "CVE-2023-46695", "lastModified": "2024-11-21T08:29:05.987", "metrics": {"cvssMetricV31": [{"cvssData": {"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, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-11-02T06:15:08.000", "references": [{"source": "cve@mitre.org", "tags": ["Patch"], "url": "https://docs.djangoproject.com/en/4.2/releases/security/"}, {"source": "cve@mitre.org", "tags": ["Permissions Required"], "url": "https://groups.google.com/forum/#%21forum/django-announce"}, {"source": "cve@mitre.org", "url": "https://security.netapp.com/advisory/ntap-20231214-0001/"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.djangoproject.com/weblog/2023/nov/01/security-releases/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://docs.djangoproject.com/en/4.2/releases/security/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required"], "url": "https://groups.google.com/forum/#%21forum/django-announce"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.netapp.com/advisory/ntap-20231214-0001/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.djangoproject.com/weblog/2023/nov/01/security-releases/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "python-django: Potential denial of service vulnerability in UsernameField on Windows", "id": "2247097", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2247097"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-20", "details": ["An issue was discovered in Django 3.2 before 3.2.23, 4.1 before 4.1.13, and 4.2 before 4.2.7. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.forms.UsernameField is subject to a potential DoS (denial of service) attack via certain inputs with a very large number of Unicode characters.", "A vulnerability was discovered in the Django package, where NFKC normalization could take a significant time. This flaw allows a remote, unauthenticated attacker to cause a denial of service by submitting inputs with a large number of Unicode characters."], "name": "CVE-2023-46695", "package_state": [{"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Not affected", "package_name": "python-django", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:openstack:16.1", "fix_state": "Not affected", "package_name": "python-django20", "product_name": "Red Hat OpenStack Platform 16.1"}, {"cpe": "cpe:/a:redhat:openstack:16.2", "fix_state": "Not affected", "package_name": "python-django20", "product_name": "Red Hat OpenStack Platform 16.2"}, {"cpe": "cpe:/a:redhat:openstack:17.1", "fix_state": "Not affected", "package_name": "python-django", "product_name": "Red Hat OpenStack Platform 17.1"}, {"cpe": "cpe:/a:redhat:openstack:18.0", "fix_state": "Not affected", "package_name": "python-django", "product_name": "Red Hat OpenStack Platform 18.0"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Not affected", "package_name": "python-django", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:storage:3", "fix_state": "Affected", "package_name": "python-django", "product_name": "Red Hat Storage 3"}, {"cpe": "cpe:/a:redhat:rhui:4::el8", "fix_state": "Not affected", "package_name": "python-django", "product_name": "Red Hat Update Infrastructure 4 for Cloud Providers"}], "public_date": "2023-11-01T07:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-46695\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-46695"], "statement": "Only Windows environments are impacted by this vulnerability.", "threat_severity": "Moderate"}

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