CVE-2020-6106 (GCVE-0-2020-6106)

Vulnerability from cvelistv5 – Published: 2020-10-15 14:48 – Updated: 2024-08-04 08:47
VLAI
Summary
An exploitable information disclosure vulnerability exists in the init_node_manager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability.
Severity
4.4 (Medium)
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-131 - Incorrect Calculation of Buffer Size
Assigner
References
URL Tags
https://talosintelligence.com/vulnerability_repor… x_refsource_MISC
https://security.gentoo.org/glsa/202101-26 vendor-advisoryx_refsource_GENTOO
Impacted products
Vendor Product Version CPE status
n/a F2fs-Tools Affected: F2fs-Tools F2fs.Fsck 1.12, F2fs-Tools F2fs.Fsck 1.13
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T08:47:41.193Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048"
          },
          {
            "name": "GLSA-202101-26",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202101-26"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "F2fs-Tools",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "F2fs-Tools F2fs.Fsck 1.12, F2fs-Tools F2fs.Fsck 1.13"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An exploitable information disclosure vulnerability exists in the init_node_manager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-131",
              "description": "CWE-131: Incorrect Calculation of Buffer Size",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-01-26T02:06:13.000Z",
        "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
        "shortName": "talos"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048"
        },
        {
          "name": "GLSA-202101-26",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202101-26"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "talos-cna@cisco.com",
          "ID": "CVE-2020-6106",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "F2fs-Tools",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "F2fs-Tools F2fs.Fsck 1.12, F2fs-Tools F2fs.Fsck 1.13"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An exploitable information disclosure vulnerability exists in the init_node_manager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": 4.4,
            "baseSeverity": "Medium",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-131: Incorrect Calculation of Buffer Size"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048",
              "refsource": "MISC",
              "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048"
            },
            {
              "name": "GLSA-202101-26",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202101-26"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
    "assignerShortName": "talos",
    "cveId": "CVE-2020-6106",
    "datePublished": "2020-10-15T14:48:33.000Z",
    "dateReserved": "2020-01-07T00:00:00.000Z",
    "dateUpdated": "2024-08-04T08:47:41.193Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2020-6106",
      "date": "2026-09-22",
      "epss": "0.01514",
      "percentile": "0.73374"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:f2fs-tools_project:f2fs-tools:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "C24A5549-67DA-40D3-A946-F138AF04BE12",
                  "versionEndExcluding": "1.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An exploitable information disclosure vulnerability exists in the init_node_manager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability."
        },
        {
          "lang": "es",
          "value": "Se presenta una vulnerabilidad de divulgaci\u00f3n de informaci\u00f3n explotable en la funcionalidad init_node_manager de F2fs-Tools F2fs.Fsck versiones 1.12 y 1.13.\u0026#xa0;Un sistema de archivos especialmente dise\u00f1ado puede ser utilizado para revelar informaci\u00f3n.\u0026#xa0;Un atacante puede proporcionar un archivo malicioso para desencadenar esta vulnerabilidad"
        }
      ],
      "id": "CVE-2020-6106",
      "lastModified": "2024-11-21T05:35:06.423",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "NONE",
              "baseScore": 4.3,
              "confidentialityImpact": "PARTIAL",
              "integrityImpact": "NONE",
              "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": true
          }
        ],
        "cvssMetricV30": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "NONE",
              "baseScore": 4.4,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "HIGH",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
              "version": "3.0"
            },
            "exploitabilityScore": 0.8,
            "impactScore": 3.6,
            "source": "talos-cna@cisco.com",
            "type": "Secondary"
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "NONE",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
              "version": "3.1"
            },
            "exploitabilityScore": 1.8,
            "impactScore": 3.6,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2020-10-15T15:15:11.703",
      "references": [
        {
          "source": "talos-cna@cisco.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202101-26"
        },
        {
          "source": "talos-cna@cisco.com",
          "tags": [
            "Exploit",
            "Technical Description",
            "Third Party Advisory"
          ],
          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202101-26"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Technical Description",
            "Third Party Advisory"
          ],
          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048"
        }
      ],
      "sourceIdentifier": "talos-cna@cisco.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-131"
            }
          ],
          "source": "talos-cna@cisco.com",
          "type": "Secondary"
        },
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-125"
            },
            {
              "lang": "en",
              "value": "CWE-131"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:f2fs-tools_project:f2fs-tools:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C24A5549-67DA-40D3-A946-F138AF04BE12",
                    "versionEndExcluding": "1.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "An exploitable information disclosure vulnerability exists in the init_node_manager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability."
          },
          {
            "lang": "es",
            "value": "Se presenta una vulnerabilidad de divulgaci\u00f3n de informaci\u00f3n explotable en la funcionalidad init_node_manager de F2fs-Tools F2fs.Fsck versiones 1.12 y 1.13.\u0026#xa0;Un sistema de archivos especialmente dise\u00f1ado puede ser utilizado para revelar informaci\u00f3n.\u0026#xa0;Un atacante puede proporcionar un archivo malicioso para desencadenar esta vulnerabilidad"
          }
        ],
        "id": "CVE-2020-6106",
        "lastModified": "2024-11-21T05:35:06.423",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 4.3,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 4.4,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 0.8,
              "impactScore": 3.6,
              "source": "talos-cna@cisco.com",
              "type": "Secondary"
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2020-10-15T15:15:11.703",
        "references": [
          {
            "source": "talos-cna@cisco.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/202101-26"
          },
          {
            "source": "talos-cna@cisco.com",
            "tags": [
              "Exploit",
              "Technical Description",
              "Third Party Advisory"
            ],
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/202101-26"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Technical Description",
              "Third Party Advisory"
            ],
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048"
          }
        ],
        "sourceIdentifier": "talos-cna@cisco.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-131"
              }
            ],
            "source": "talos-cna@cisco.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-125"
              },
              {
                "lang": "en",
                "value": "CWE-131"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-11-21T17:01:46+00:00",
      "cve": "CVE-2020-6106",
      "id": "CVE-2020-6106",
      "initial_release_date": "2020-10-14T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "f2fs-tools: specially crafted filesystem can be used to disclose information",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-6106.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2025-02-17T06:56:50Z",
      "cve": "CVE-2020-6106",
      "id": "CVE-2020-6106",
      "initial_release_date": "2023-02-15T04:03:12Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2020-6106",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-6106.json",
      "version": "5"
    }
  }
}



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.