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        "category": "summary",
        "text": "An update for python-urllib3 is now available for Red Hat Enterprise Linux 8.\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"
      },
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        "text": "The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities.\n\nSecurity Fix(es):\n\n* urllib3: proxy-authorization request header is not stripped during cross-origin redirects (CVE-2024-37891)\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.",
        "title": "Details"
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        "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.",
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        "summary": "https://access.redhat.com/errata/RHSA-2024:5309",
        "url": "https://access.redhat.com/errata/RHSA-2024:5309"
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        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_5309.json"
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    "title": "Red Hat Security Advisory: python-urllib3 security update",
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      "revision_history": [
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          "date": "2024-08-13T15:39:29+00:00",
          "number": "1",
          "summary": "Initial version"
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          "number": "2",
          "summary": "Last updated version"
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  "vulnerabilities": [
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      "cve": "CVE-2024-37891",
      "cwe": {
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        "name": "Incorrect Resource Transfer Between Spheres"
      },
      "discovery_date": "2024-06-17T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2292788"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in urllib3, an HTTP client library for Python. In certain configurations, urllib3 does not treat the `Proxy-Authorization` HTTP header as one carrying authentication material. This issue results in not stripping the header on cross-origin redirects.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "urllib3: proxy-authorization request header is not stripped during cross-origin redirects",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": ".egg-info packages, like urllib3-1.24.2-py3.6.egg-info, store only metadata such as package version and dependencies and do not contain any affected codebase.",
          "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"
        }
      ],
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          "url": "https://access.redhat.com/security/cve/CVE-2024-37891"
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          "summary": "RHBZ#2292788",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2292788"
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          "summary": "https://www.cve.org/CVERecord?id=CVE-2024-37891",
          "url": "https://www.cve.org/CVERecord?id=CVE-2024-37891"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-37891",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-37891"
        }
      ],
      "release_date": "2024-06-17T00:00:00+00:00",
      "remediations": [
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          "category": "vendor_fix",
          "date": "2024-08-13T15:39:29+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
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            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2024:5309"
        },
        {
          "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.",
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      "scores": [
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          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "urllib3: proxy-authorization request header is not stripped during cross-origin redirects"
    }
  ]
}