cnvd - cnvd-2021-72268

CNVD-2021-72268

Vulnerability from cnvd - Published: 2021-09-22

Title

Tuxera NTFS-3G缓冲区溢出漏洞（CNVD-2021-72268）

Description

Tuxera NTFS-3G是芬兰Tuxera公司的一套开源的、跨平台的用于支持NTFS分区读写的驱动程序。 NTFS-3G存在安全漏洞，该漏洞源于应用对某些NTFS元数据的不正确验证造成的，攻击者可利用该漏洞利用这些元数据可能会导致缓冲区溢出，从而允许执行代码和提升权限。

Severity

中

Patch Name

Tuxera NTFS-3G缓冲区溢出漏洞（CNVD-2021-72268）的补丁

Patch Description

Tuxera NTFS-3G是芬兰Tuxera公司的一套开源的、跨平台的用于支持NTFS分区读写的驱动程序。 NTFS-3G存在安全漏洞，该漏洞源于应用对某些NTFS元数据的不正确验证造成的，攻击者可利用该漏洞利用这些元数据可能会导致缓冲区溢出，从而允许执行代码和提升权限。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://github.com/tuxera/ntfs-3g

Reference

https://vigilance.fr/vulnerability/NTFS-3G-multiple-vulnerabilities-36281

Impacted products

Name
Tuxera NTFS-3G <2021.8.22

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-35268"
    }
  },
  "description": "Tuxera NTFS-3G\u662f\u82ac\u5170Tuxera\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684\u3001\u8de8\u5e73\u53f0\u7684\u7528\u4e8e\u652f\u6301NTFS\u5206\u533a\u8bfb\u5199\u7684\u9a71\u52a8\u7a0b\u5e8f\u3002\n\nNTFS-3G\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5e94\u7528\u5bf9\u67d0\u4e9bNTFS\u5143\u6570\u636e\u7684\u4e0d\u6b63\u786e\u9a8c\u8bc1\u9020\u6210\u7684\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5229\u7528\u8fd9\u4e9b\u5143\u6570\u636e\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u4ece\u800c\u5141\u8bb8\u6267\u884c\u4ee3\u7801\u548c\u63d0\u5347\u6743\u9650\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://github.com/tuxera/ntfs-3g",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-72268",
  "openTime": "2021-09-22",
  "patchDescription": "Tuxera NTFS-3G\u662f\u82ac\u5170Tuxera\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684\u3001\u8de8\u5e73\u53f0\u7684\u7528\u4e8e\u652f\u6301NTFS\u5206\u533a\u8bfb\u5199\u7684\u9a71\u52a8\u7a0b\u5e8f\u3002\r\n\r\nNTFS-3G\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5e94\u7528\u5bf9\u67d0\u4e9bNTFS\u5143\u6570\u636e\u7684\u4e0d\u6b63\u786e\u9a8c\u8bc1\u9020\u6210\u7684\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5229\u7528\u8fd9\u4e9b\u5143\u6570\u636e\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\uff0c\u4ece\u800c\u5141\u8bb8\u6267\u884c\u4ee3\u7801\u548c\u63d0\u5347\u6743\u9650\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Tuxera NTFS-3G\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-72268\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Tuxera NTFS-3G \u003c2021.8.22"
  },
  "referenceLink": "https://vigilance.fr/vulnerability/NTFS-3G-multiple-vulnerabilities-36281",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-07",
  "title": "Tuxera NTFS-3G\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-72268\uff09"
}

CVE-2021-35268 (GCVE-0-2021-35268)

Vulnerability from cvelistv5 – Published: 2021-09-07 00:00 – Updated: 2025-12-02 21:30

Summary

In NTFS-3G versions < 2021.8.22, when a specially crafted NTFS inode is loaded in the function ntfs_inode_real_open, a heap buffer overflow can occur allowing for code execution and escalation of privileges.

Severity ?

6.7 (Medium)


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

CWE

Assigner

mitre

References

URL

Tags

	http://ntfs-3g.com
	http://www.openwall.com/lists/oss-security/2021/08/30/1	mailing-list
	https://github.com/tuxera/ntfs-3g/security/adviso…
	https://www.debian.org/security/2021/dsa-4971	vendor-advisory
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory
	https://lists.debian.org/debian-lts-announce/2021…	mailing-list
	https://security.gentoo.org/glsa/202301-01	vendor-advisory

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:33:51.243Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://ntfs-3g.com"
          },
          {
            "name": "[oss-security] 20210830 NTFS3G-SA-2021-0001: Multiple buffer overflows in all versions of NTFS-3G",
            "tags": [
              "mailing-list",
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            ],
            "url": "http://www.openwall.com/lists/oss-security/2021/08/30/1"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp"
          },
          {
            "name": "DSA-4971",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2021/dsa-4971"
          },
          {
            "name": "FEDORA-2021-e7c8ba6301",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/766ISTT3KCARKFUIQT7N6WV6T63XOKG3/"
          },
          {
            "name": "FEDORA-2021-5b1dac797b",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSEKTKHO5HFZHWZNJNBJZA56472KRUZI/"
          },
          {
            "name": "[debian-lts-announce] 20211116 [SECURITY] [DLA 2819-1] ntfs-3g security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html"
          },
          {
            "name": "GLSA-202301-01",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202301-01"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 6.7,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "HIGH",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2021-35268",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-02T21:30:39.928123Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-20",
                "description": "CWE-20 Improper Input Validation",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-02T21:30:53.650Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In NTFS-3G versions \u003c 2021.8.22, when a specially crafted NTFS inode is loaded in the function ntfs_inode_real_open, a heap buffer overflow can occur allowing for code execution and escalation of privileges."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
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          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2023-01-11T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "http://ntfs-3g.com"
        },
        {
          "name": "[oss-security] 20210830 NTFS3G-SA-2021-0001: Multiple buffer overflows in all versions of NTFS-3G",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2021/08/30/1"
        },
        {
          "url": "https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp"
        },
        {
          "name": "DSA-4971",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2021/dsa-4971"
        },
        {
          "name": "FEDORA-2021-e7c8ba6301",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/766ISTT3KCARKFUIQT7N6WV6T63XOKG3/"
        },
        {
          "name": "FEDORA-2021-5b1dac797b",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSEKTKHO5HFZHWZNJNBJZA56472KRUZI/"
        },
        {
          "name": "[debian-lts-announce] 20211116 [SECURITY] [DLA 2819-1] ntfs-3g security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html"
        },
        {
          "name": "GLSA-202301-01",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202301-01"
        }
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-35268",
    "datePublished": "2021-09-07T00:00:00.000Z",
    "dateReserved": "2021-06-23T00:00:00.000Z",
    "dateUpdated": "2025-12-02T21:30:53.650Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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

CNVD-2021-72268

CVE-2021-35268 (GCVE-0-2021-35268)

Tags

Sightings

Nomenclature