rhsa-2019_0082
Vulnerability from csaf_redhat
Published
2019-01-16 17:53
Modified
2024-09-13 19:49
Summary
Red Hat Security Advisory: python-django security update

Notes

Topic
An update for python-django is now available for Red Hat OpenStack Platform 13.0 (Queens). Red 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.
Details
Django is a high-level Python Web framework that encourages rapid development and a clean, pragmatic design. It focuses on automating as much as possible and adhering to the DRY (Don't Repeat Yourself) principle. Security Fix(es): * django: Catastrophic backtracking in regular expressions via 'urlize' and 'urlizetrunc' (CVE-2018-7536) For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section. Red Hat would like to thank the Django project for reporting this issue.
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.


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        "text": "Django is a high-level Python Web framework that encourages rapid development and a clean, pragmatic design. It focuses on automating as much as possible and adhering to the DRY (Don\u0027t Repeat Yourself) principle.\n\nSecurity Fix(es):\n\n* django: Catastrophic backtracking in regular expressions via \u0027urlize\u0027 and \u0027urlizetrunc\u0027 (CVE-2018-7536)\n\nFor more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.\n\nRed Hat would like to thank the Django project for reporting this issue.",
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  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "the Django project"
          ]
        }
      ],
      "cve": "CVE-2018-7536",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2018-02-27T00:00:00+00:00",
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          "text": "1549777"
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      "notes": [
        {
          "category": "description",
          "text": "An issue was discovered in Django 2.0 before 2.0.3, 1.11 before 1.11.11, and 1.8 before 1.8.19. The django.utils.html.urlize() function was extremely slow to evaluate certain inputs due to catastrophic backtracking vulnerabilities in two regular expressions (only one regular expression for Django 1.8.x). The urlize() function is used to implement the urlize and urlizetrunc template filters, which were thus vulnerable.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "django: Catastrophic backtracking in regular expressions via \u0027urlize\u0027 and \u0027urlizetrunc\u0027",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This issue affects the versions of django as shipped with Red Hat Subscription Asset Manager. Red Hat Product Security has rated this issue as having security impact of Moderate. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.",
          "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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        },
        {
          "category": "external",
          "summary": "https://www.djangoproject.com/weblog/2018/mar/06/security-releases/",
          "url": "https://www.djangoproject.com/weblog/2018/mar/06/security-releases/"
        }
      ],
      "release_date": "2018-03-06T00:00:00+00:00",
      "remediations": [
        {
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          "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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      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.0"
          },
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            "7Server-RH7-RHOS-13.0:python2-django-0:1.11.11-1.el7ost.noarch"
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        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "django: Catastrophic backtracking in regular expressions via \u0027urlize\u0027 and \u0027urlizetrunc\u0027"
    }
  ]
}


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