github - GHSA-8cr8-4vfw-mr7h

GHSA-8cr8-4vfw-mr7h

Vulnerability from github

Published

2021-04-30 17:30

Modified

2022-08-22 19:43

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Summary

REXML round-trip instability

Details

The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing.

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "rexml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.2.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-28965"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-115",
      "CWE-611"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-04-22T16:31:39Z",
    "nvd_published_at": "2021-04-21T07:15:00Z",
    "severity": "HIGH"
  },
  "details": "The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing. ",
  "id": "GHSA-8cr8-4vfw-mr7h",
  "modified": "2022-08-22T19:43:17Z",
  "published": "2021-04-30T17:30:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-28965"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ruby/rexml/commit/2fe62e29094d95921d7e19abbd2e26b23d78dc5b"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ruby/rexml/commit/3c137eb119550874b2b3e27d12b733ca67033377"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ruby/rexml/commit/6a250d2cd1194c2be72becbdd9c3e770aa16e752"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ruby/rexml/commit/9b311e59ae05749e082eb6bbefa1cb620d1a786e"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ruby/rexml/commit/a659c63e37414506dfb0d4655e031bb7a2e73fc8"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ruby/rexml/commit/f7bab8937513b1403cea5aff874cbf32fd5e8551"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ruby/rexml/commit/f9d88e4948b4a43294c25dc0edb16815bd9d8618"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/1104077"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ruby/rexml"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rexml/CVE-2021-28965.yml"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTVFTLFVCSUE5CXHINJEUCKSHU4SWDMT"
    },
    {
      "type": "WEB",
      "url": "https://rubygems.org/gems/rexml"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210528-0003"
    },
    {
      "type": "WEB",
      "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "REXML round-trip instability"
}

gsd-2021-28965

Vulnerability from gsd

Modified

2021-04-05 00:00

Details

When parsing and serializing a crafted XML document, REXML gem (including the one bundled with Ruby) can create a wrong XML document whose structure is different from the original one.

Aliases

CVE-2021-28965

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-28965",
    "description": "The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing.",
    "id": "GSD-2021-28965",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-28965.html",
      "https://www.debian.org/security/2022/dsa-5066",
      "https://access.redhat.com/errata/RHSA-2022:0582",
      "https://access.redhat.com/errata/RHSA-2022:0581",
      "https://access.redhat.com/errata/RHSA-2021:2588",
      "https://access.redhat.com/errata/RHSA-2021:2587",
      "https://access.redhat.com/errata/RHSA-2021:2584",
      "https://access.redhat.com/errata/RHSA-2021:2230",
      "https://access.redhat.com/errata/RHSA-2021:2229",
      "https://access.redhat.com/errata/RHSA-2021:2104",
      "https://ubuntu.com/security/CVE-2021-28965",
      "https://advisories.mageia.org/CVE-2021-28965.html",
      "https://security.archlinux.org/CVE-2021-28965",
      "https://alas.aws.amazon.com/cve/html/CVE-2021-28965.html",
      "https://linux.oracle.com/cve/CVE-2021-28965.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "rexml",
            "purl": "pkg:gem/rexml"
          }
        }
      ],
      "aliases": [
        "CVE-2021-28965",
        "GHSA-8cr8-4vfw-mr7h"
      ],
      "details": "When parsing and serializing a crafted XML document, REXML gem (including\nthe one bundled with Ruby) can create a wrong XML document whose structure\nis different from the original one.\n",
      "id": "GSD-2021-28965",
      "modified": "2021-04-05T00:00:00.000Z",
      "published": "2021-04-05T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 7.5,
          "type": "CVSS_V3"
        }
      ],
      "summary": "XML round-trip vulnerability in REXML"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-28965",
        "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": "The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/",
            "refsource": "MISC",
            "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/"
          },
          {
            "name": "FEDORA-2021-7b8b65bc7a",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTVFTLFVCSUE5CXHINJEUCKSHU4SWDMT/"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20210528-0003/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20210528-0003/"
          }
        ]
      }
    },
    "github.com/rubysec/ruby-advisory-db": {
      "cve": "2021-28965",
      "cvss_v3": 7.5,
      "date": "2021-04-05",
      "description": "When parsing and serializing a crafted XML document, REXML gem (including\nthe one bundled with Ruby) can create a wrong XML document whose structure\nis different from the original one.\n",
      "gem": "rexml",
      "ghsa": "8cr8-4vfw-mr7h",
      "patched_versions": [
        "~\u003e 3.1.9.1",
        "~\u003e 3.2.3.1",
        "\u003e= 3.2.5"
      ],
      "title": "XML round-trip vulnerability in REXML",
      "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/"
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c3.2.5",
          "affected_versions": "All versions before 3.2.5",
          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-937"
          ],
          "date": "2023-08-08",
          "description": "The REXML gem does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing.",
          "fixed_versions": [
            "3.2.5"
          ],
          "identifier": "CVE-2021-28965",
          "identifiers": [
            "CVE-2021-28965"
          ],
          "not_impacted": "All versions starting from 3.2.5",
          "package_slug": "gem/rexml",
          "pubdate": "2021-04-21",
          "solution": "Upgrade to version 3.2.5 or above.",
          "title": "Improper Restriction of XML External Entity Reference",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-28965"
          ],
          "uuid": "d3422009-4cd3-49e6-bc8a-b0581fed6612"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "3.0.1",
                "versionStartIncluding": "3.0.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.7.3",
                "versionStartIncluding": "2.7.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.6.7",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:rexml:*:*:*:*:*:ruby:*:*",
                "cpe_name": [],
                "versionEndExcluding": "3.2.5",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-28965"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-611"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/"
            },
            {
              "name": "FEDORA-2021-7b8b65bc7a",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTVFTLFVCSUE5CXHINJEUCKSHU4SWDMT/"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20210528-0003/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20210528-0003/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-06-02T18:37Z",
      "publishedDate": "2021-04-21T07:15Z"
    }
  }
}

cve-2021-28965

Vulnerability from cvelistv5

Published

2021-04-21 06:55

Modified

2024-08-03 21:55

Severity ?

Summary

References

▼	URL	Tags
	https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/	x_refsource_MISC
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WTVFTLFVCSUE5CXHINJEUCKSHU4SWDMT/	vendor-advisory, x_refsource_FEDORA
	https://security.netapp.com/advisory/ntap-20210528-0003/	x_refsource_CONFIRM

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T21:55:12.192Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/"
          },
          {
            "name": "FEDORA-2021-7b8b65bc7a",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WTVFTLFVCSUE5CXHINJEUCKSHU4SWDMT/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20210528-0003/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-28T09:06:18",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/"
        },
        {
          "name": "FEDORA-2021-7b8b65bc7a",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WTVFTLFVCSUE5CXHINJEUCKSHU4SWDMT/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20210528-0003/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-28965",
          "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": "The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/",
              "refsource": "MISC",
              "url": "https://www.ruby-lang.org/en/news/2021/04/05/xml-round-trip-vulnerability-in-rexml-cve-2021-28965/"
            },
            {
              "name": "FEDORA-2021-7b8b65bc7a",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTVFTLFVCSUE5CXHINJEUCKSHU4SWDMT/"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20210528-0003/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20210528-0003/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-28965",
    "datePublished": "2021-04-21T06:55:24",
    "dateReserved": "2021-03-22T00:00:00",
    "dateUpdated": "2024-08-03T21:55:12.192Z",
    "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

GHSA-8cr8-4vfw-mr7h

Vulnerability from github

gsd-2021-28965

Vulnerability from gsd

cve-2021-28965

Vulnerability from cvelistv5

Tags

Sightings

Nomenclature