FKIE_CVE-2021-31542

Vulnerability from fkie_nvd - Published: 2021-05-05 15:15 - Updated: 2026-06-17 03:51
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
In Django 2.2 before 2.2.21, 3.1 before 3.1.9, and 3.2 before 3.2.1, MultiPartParser, UploadedFile, and FieldFile allowed directory traversal via uploaded files with suitably crafted file names.
References
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2021/05/04/3Mailing List, Patch, Third Party Advisory
cve@mitre.orghttps://docs.djangoproject.com/en/3.2/releases/security/Patch, Vendor Advisory
cve@mitre.orghttps://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d
cve@mitre.orghttps://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48
cve@mitre.orghttps://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007
cve@mitre.orghttps://groups.google.com/forum/#%21forum/django-announce
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2021/05/msg00005.htmlMailing List, Third Party Advisory
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/
cve@mitre.orghttps://security.netapp.com/advisory/ntap-20210618-0001/Third Party Advisory
cve@mitre.orghttps://www.djangoproject.com/weblog/2021/may/04/security-releases/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2021/05/04/3Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://docs.djangoproject.com/en/3.2/releases/security/Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d
af854a3a-2127-422b-91ae-364da2661108https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48
af854a3a-2127-422b-91ae-364da2661108https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007
af854a3a-2127-422b-91ae-364da2661108https://groups.google.com/forum/#%21forum/django-announce
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/05/msg00005.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20210618-0001/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.djangoproject.com/weblog/2021/may/04/security-releases/Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
djangoproject django *
djangoproject django *
djangoproject django *
debian debian_linux 9.0
fedoraproject fedora 34
fedoraproject fedora 35
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "13443AFD-6FA0-487D-8C84-068829D44AD0",
              "versionEndExcluding": "2.2.21",
              "versionStartIncluding": "2.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D90DC9B2-CDD1-41E6-8745-29CDFE00CE1A",
              "versionEndExcluding": "3.1.9",
              "versionStartIncluding": "3.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B014E657-30B7-4174-BAF4-F7C92435900A",
              "versionEndExcluding": "3.2.1",
              "versionStartIncluding": "3.2",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
              "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
              "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Django 2.2 before 2.2.21, 3.1 before 3.1.9, and 3.2 before 3.2.1, MultiPartParser, UploadedFile, and FieldFile allowed directory traversal via uploaded files with suitably crafted file names."
    },
    {
      "lang": "es",
      "value": "En Django versiones 2.2 anteriores a 2.2.21, versiones 3.1 anteriores a 3.1.9 y versiones 3.2 anteriores a 3.2.1, MultiPartParser, UploadedFile y FieldFile, permit\u00edan un salto de directorio por medio de archivos cargados con nombres de archivo cuidadosamente dise\u00f1ados"
    }
  ],
  "id": "CVE-2021-31542",
  "lastModified": "2026-06-17T03:51:58.720",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-05-05T15:15:08.483",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2021/05/04/3"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://docs.djangoproject.com/en/3.2/releases/security/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://groups.google.com/forum/#%21forum/django-announce"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00005.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20210618-0001/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://www.djangoproject.com/weblog/2021/may/04/security-releases/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2021/05/04/3"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://docs.djangoproject.com/en/3.2/releases/security/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://groups.google.com/forum/#%21forum/django-announce"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00005.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20210618-0001/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "https://www.djangoproject.com/weblog/2021/may/04/security-releases/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.