Vulnerability-Lookup

Vulnerability from bitnami_vulndb

Published

2024-03-06 10:58

Modified

2025-05-20 10:02

Summary

Specific replication command with malformed oplog entries can crash secondaries

Details

An attacker with basic CRUD permissions on a replicated collection can run the applyOps command with specially malformed oplog entries, resulting in a potential denial of service on secondaries. This issue affects MongoDB Server v4.0 versions prior to 4.0.27; MongoDB Server v4.2 versions prior to 4.2.16; MongoDB Server v4.4 versions prior to 4.4.9.

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "mongodb",
        "purl": "pkg:bitnami/mongodb"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.0.0"
            },
            {
              "fixed": "4.0.25"
            },
            {
              "introduced": "4.2.0"
            },
            {
              "fixed": "4.2.14"
            },
            {
              "introduced": "4.4.0"
            },
            {
              "fixed": "4.4.6"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-20330"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*"
    ],
    "severity": "Medium"
  },
  "details": "An attacker with basic CRUD permissions on a replicated collection can run the applyOps command with specially malformed oplog entries, resulting in a potential denial of service on secondaries. This issue affects MongoDB Server v4.0 versions prior to 4.0.27; MongoDB Server v4.2 versions prior to 4.2.16; MongoDB Server v4.4 versions prior to 4.4.9.",
  "id": "BIT-mongodb-2021-20330",
  "modified": "2025-05-20T10:02:07.006Z",
  "published": "2024-03-06T10:58:03.684Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://jira.mongodb.org/browse/SERVER-36263"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20330"
    }
  ],
  "schema_version": "1.5.0",
  "summary": "Specific replication command with malformed oplog entries can crash secondaries"
}

CVE-2021-20330 (GCVE-0-2021-20330)

Vulnerability from cvelistv5 – Published: 2021-12-15 12:30 – Updated: 2024-09-16 17:23

Title

Specific replication command with malformed oplog entries can crash secondaries

Summary

Severity ?

6.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-20 - Improper Input Validation

Assigner

mongodb

References

URL

Tags

https://jira.mongodb.org/browse/SERVER-36263

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	MongoDB Inc.	MongoDB Server	Affected: 4.0 , < 4.0.27 (custom) Affected: 4.2 , < 4.2.16 (custom) Affected: 4.4 , < 4.4.9 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:37:23.911Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://jira.mongodb.org/browse/SERVER-36263"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "mongodb",
            "vendor": "mongodb",
            "versions": [
              {
                "lessThan": "4.0.27",
                "status": "affected",
                "version": "4.0",
                "versionType": "custom"
              },
              {
                "lessThan": "4.2.18",
                "status": "affected",
                "version": "4.2",
                "versionType": "custom"
              },
              {
                "lessThan": "4.4.9",
                "status": "affected",
                "version": "4.4",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-20330",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-01-23T21:25:43.265292Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-08-15T17:08:47.259Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MongoDB Server",
          "vendor": "MongoDB Inc.",
          "versions": [
            {
              "lessThan": "4.0.27",
              "status": "affected",
              "version": "4.0",
              "versionType": "custom"
            },
            {
              "lessThan": "4.2.16",
              "status": "affected",
              "version": "4.2",
              "versionType": "custom"
            },
            {
              "lessThan": "4.4.9",
              "status": "affected",
              "version": "4.4",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-12-15T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eAn attacker with basic CRUD permissions on a replicated collection can run the applyOps command with specially malformed oplog entries, resulting in a potential denial of service on secondaries. This issue affects MongoDB Server v4.0 versions prior to 4.0.27; MongoDB Server v4.2 versions prior to 4.2.16; MongoDB Server v4.4 versions prior to 4.4.9.\u003c/p\u003e"
            }
          ],
          "value": "An attacker with basic CRUD permissions on a replicated collection can run the applyOps command with specially malformed oplog entries, resulting in a potential denial of service on secondaries. This issue affects MongoDB Server v4.0 versions prior to 4.0.27; MongoDB Server v4.2 versions prior to 4.2.16; MongoDB Server v4.4 versions prior to 4.4.9."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-23T16:07:57.784Z",
        "orgId": "a39b4221-9bd0-4244-95fc-f3e2e07f1deb",
        "shortName": "mongodb"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://jira.mongodb.org/browse/SERVER-36263"
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "title": "Specific replication command with malformed oplog entries can crash secondaries",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cna@mongodb.com",
          "DATE_PUBLIC": "2021-12-15T16:00:00.000Z",
          "ID": "CVE-2021-20330",
          "STATE": "PUBLIC",
          "TITLE": "Specific replication command with malformed oplog entries can crash secondaries"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "MongoDB Server",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "4.0",
                            "version_value": "4.0.27"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "4.2",
                            "version_value": "4.2.16"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_name": "4.4",
                            "version_value": "4.4.9"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "MongoDB Inc."
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An attacker with basic CRUD permissions on a replicated collection can run the applyOps command with specially malformed oplog entries, resulting in a potential denial of service on secondaries. This issue affects MongoDB Server v4.0 versions prior to 4.0.25; MongoDB Server v4.2 versions prior to 4.2.14; MongoDB Server v4.4 versions prior to 4.4.6."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-20 Improper Input Validation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://jira.mongodb.org/browse/SERVER-36263",
              "refsource": "MISC",
              "url": "https://jira.mongodb.org/browse/SERVER-36263"
            }
          ]
        },
        "source": {
          "discovery": "INTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a39b4221-9bd0-4244-95fc-f3e2e07f1deb",
    "assignerShortName": "mongodb",
    "cveId": "CVE-2021-20330",
    "datePublished": "2021-12-15T12:30:10.405212Z",
    "dateReserved": "2020-12-17T00:00:00",
    "dateUpdated": "2024-09-16T17:23:58.888Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

Vulnerability from bitnami_vulndb

CVE-2021-20330 (GCVE-0-2021-20330)

Tags

Sightings

Nomenclature