pysec - pysec-2018-51

pysec-2018-51

Vulnerability from pysec

Published

2018-03-07 23:29

Modified

2021-07-15 02:22

Details

An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.

Impacted products

Name	purl
bleach	pkg:pypi/bleach

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "bleach",
        "purl": "pkg:pypi/bleach"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
            }
          ],
          "repo": "https://github.com/mozilla/bleach",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "2.1"
            },
            {
              "fixed": "2.1.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.1",
        "2.1.1",
        "2.1.2"
      ]
    }
  ],
  "aliases": [
    "CVE-2018-7753",
    "GHSA-m9mq-p2f9-cfqv"
  ],
  "details": "An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren\u0027t properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.",
  "id": "PYSEC-2018-51",
  "modified": "2021-07-15T02:22:07.141398Z",
  "published": "2018-03-07T23:29:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
    },
    {
      "type": "FIX",
      "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
    },
    {
      "type": "WEB",
      "url": "https://bugs.debian.org/892252"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-m9mq-p2f9-cfqv"
    }
  ]
}

ghsa-m9mq-p2f9-cfqv

Vulnerability from github

Published

2019-01-04 17:46

Modified

2024-09-04 19:41

Severity ?

9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 (Critical) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Summary

Bleach URI Scheme Restriction Bypass

Details

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "bleach"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.1.0"
            },
            {
              "fixed": "2.1.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2018-7753"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-06-16T21:45:43Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
  },
  "details": "An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren\u0027t properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.",
  "id": "GHSA-m9mq-p2f9-cfqv",
  "modified": "2024-09-04T19:41:50Z",
  "published": "2019-01-04T17:46:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-7753"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
    },
    {
      "type": "WEB",
      "url": "https://bugs.debian.org/892252"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mozilla/bleach"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/bleach/PYSEC-2018-51.yaml"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Bleach URI Scheme Restriction Bypass"
}

CVE-2018-7753 (GCVE-0-2018-7753)

Vulnerability from cvelistv5

Published

2018-03-07 23:00

Modified

2024-09-17 01:25

Severity ?

CWE

Summary

References

►

URL

Tags

	https://github.com/mozilla/bleach/releases/tag/v2.1.3	x_refsource_MISC
	https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef	x_refsource_MISC
	https://bugs.debian.org/892252	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T06:37:59.183Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.debian.org/892252"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren\u0027t properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-03-07T23:00:00Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.debian.org/892252"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-7753",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren\u0027t properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/mozilla/bleach/releases/tag/v2.1.3",
              "refsource": "MISC",
              "url": "https://github.com/mozilla/bleach/releases/tag/v2.1.3"
            },
            {
              "name": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef",
              "refsource": "MISC",
              "url": "https://github.com/mozilla/bleach/commit/c5df5789ec3471a31311f42c2d19fc2cf21b35ef"
            },
            {
              "name": "https://bugs.debian.org/892252",
              "refsource": "MISC",
              "url": "https://bugs.debian.org/892252"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-7753",
    "datePublished": "2018-03-07T23:00:00Z",
    "dateReserved": "2018-03-07T00:00:00Z",
    "dateUpdated": "2024-09-17T01:25:52.866Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted

pysec-2018-51

Vulnerability from pysec

ghsa-m9mq-p2f9-cfqv

Vulnerability from github

CVE-2018-7753 (GCVE-0-2018-7753)

Vulnerability from cvelistv5

Tags

Sightings

Nomenclature