ghsa-wpjr-j57x-wxfw
Vulnerability from github
Published
2020-06-05 16:20
Modified
2024-11-18 16:26
Severity ?
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
8.2 (High) - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Summary
Data leakage via cache key collision in Django
Details

An issue was discovered in Django version 2.2 before 2.2.13 and 3.0 before 3.0.7. In cases where a memcached backend does not perform key validation, passing malformed cache keys could result in a key collision, and potential data leakage.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "Django"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.2"
            },
            {
              "fixed": "2.2.13"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "Django"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.0"
            },
            {
              "fixed": "3.0.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2020-13254"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-295"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-06-04T18:32:36Z",
    "nvd_published_at": "2020-06-03T14:15:00Z",
    "severity": "HIGH"
  },
  "details": "An issue was discovered in Django version 2.2 before 2.2.13 and 3.0 before 3.0.7. In cases where a memcached backend does not perform key validation, passing malformed cache keys could result in a key collision, and potential data leakage.",
  "id": "GHSA-wpjr-j57x-wxfw",
  "modified": "2024-11-18T16:26:05Z",
  "published": "2020-06-05T16:20:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-13254"
    },
    {
      "type": "WEB",
      "url": "https://github.com/django/django/commit/07e59caa02831c4569bbebb9eb773bdd9cb4b206"
    },
    {
      "type": "WEB",
      "url": "https://github.com/django/django/commit/84b2da5552e100ae3294f564f6c862fef8d0e693"
    },
    {
      "type": "WEB",
      "url": "https://docs.djangoproject.com/en/3.0/releases/security"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-wpjr-j57x-wxfw"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/django/django"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2020-31.yaml"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/d/msg/django-announce/pPEmb2ot4Fo/X-SMalYSBAAJ"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00016.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4A2AP4T7RKPBCLTI2NNQG3T6MINDUUMZ"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20200611-0002"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4381-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4381-2"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2020/dsa-4705"
    },
    {
      "type": "WEB",
      "url": "https://www.djangoproject.com/weblog/2020/jun/03/security-releases"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/cpujan2021.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Data leakage via cache key collision in Django"
}


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