gsd-2021-24032
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions immediately afterwards. Output files could therefore momentarily be readable or writable to unintended parties.
Aliases
Aliases
CVE-2021-24032


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-24032",
    "description": "Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions immediately afterwards. Output files could therefore momentarily be readable or writable to unintended parties.",
    "id": "GSD-2021-24032",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-24032.html",
      "https://ubuntu.com/security/CVE-2021-24032",
      "https://advisories.mageia.org/CVE-2021-24032.html",
      "https://security.archlinux.org/CVE-2021-24032"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-24032"
      ],
      "details": "Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions immediately afterwards. Output files could therefore momentarily be readable or writable to unintended parties.",
      "id": "GSD-2021-24032",
      "modified": "2023-12-13T01:23:37.345911Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve-assign@fb.com",
        "DATE_ASSIGNED": "2021-03-01",
        "ID": "CVE-2021-24032",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Zstandard",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "!\u003e=",
                          "version_value": "1.4.9"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "1.4.1"
                        },
                        {
                          "version_affected": "!\u003c",
                          "version_value": "1.4.1"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Facebook"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions immediately afterwards. Output files could therefore momentarily be readable or writable to unintended parties."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Insecure Inherited Permissions (CWE-277)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/facebook/zstd/issues/2491",
            "refsource": "MISC",
            "url": "https://github.com/facebook/zstd/issues/2491"
          },
          {
            "name": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982519",
            "refsource": "MISC",
            "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982519"
          },
          {
            "name": "https://www.facebook.com/security/advisories/cve-2021-24032",
            "refsource": "MISC",
            "url": "https://www.facebook.com/security/advisories/cve-2021-24032"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:facebook:zstandard:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.4.9",
                "versionStartIncluding": "1.4.1",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve-assign@fb.com",
          "ID": "CVE-2021-24032"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions immediately afterwards. Output files could therefore momentarily be readable or writable to unintended parties."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-276"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/facebook/zstd/issues/2491",
              "refsource": "MISC",
              "tags": [
                "Issue Tracking",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/facebook/zstd/issues/2491"
            },
            {
              "name": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982519",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982519"
            },
            {
              "name": "https://www.facebook.com/security/advisories/cve-2021-24032",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.facebook.com/security/advisories/cve-2021-24032"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 1.9,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.4,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 4.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.0,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-04-28T20:04Z",
      "publishedDate": "2021-03-04T21:15Z"
    }
  }
}


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