Vulnerability-Lookup

CNVD-2016-03347

Vulnerability from cnvd - Published: 2016-05-19

Title

dosfstools段错误漏洞

Description

dosfstools是一套开源的命令行实用程序，它支持用户能够方便快捷地创建标签和检查GNU/Linux操作系统中的MS-DOS FAT文件系统等。 dosfstools的‘read_boot()’函数中存在安全漏洞，该漏洞源于程序未能充分检查存储FAT大小的变量。攻击者可通过访问未分配内存的FAT条目利用该漏洞造成段错误。

Severity

中

Patch Name

dosfstools段错误漏洞的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，详情请关注厂商主页： https://github.com/dosfstools/dosfstools

Reference

http://www.openwall.com/lists/oss-security/2016/05/14/1

Impacted products

Name
dosfstools dosfstools

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-4804"
    }
  },
  "description": "dosfstools\u662f\u4e00\u5957\u5f00\u6e90\u7684\u547d\u4ee4\u884c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u5b83\u652f\u6301\u7528\u6237\u80fd\u591f\u65b9\u4fbf\u5feb\u6377\u5730\u521b\u5efa\u6807\u7b7e\u548c\u68c0\u67e5GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684MS-DOS FAT\u6587\u4ef6\u7cfb\u7edf\u7b49\u3002\r\n\r\ndosfstools\u7684\u2018read_boot()\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5145\u5206\u68c0\u67e5\u5b58\u50a8FAT\u5927\u5c0f\u7684\u53d8\u91cf\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bbf\u95ee\u672a\u5206\u914d\u5185\u5b58\u7684FAT\u6761\u76ee\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u6bb5\u9519\u8bef\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://github.com/dosfstools/dosfstools",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-03347",
  "openTime": "2016-05-19",
  "patchDescription": "dosfstools\u662f\u4e00\u5957\u5f00\u6e90\u7684\u547d\u4ee4\u884c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u5b83\u652f\u6301\u7528\u6237\u80fd\u591f\u65b9\u4fbf\u5feb\u6377\u5730\u521b\u5efa\u6807\u7b7e\u548c\u68c0\u67e5GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684MS-DOS FAT\u6587\u4ef6\u7cfb\u7edf\u7b49\u3002\r\n\r\ndosfstools\u7684\u2018read_boot()\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5145\u5206\u68c0\u67e5\u5b58\u50a8FAT\u5927\u5c0f\u7684\u53d8\u91cf\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bbf\u95ee\u672a\u5206\u914d\u5185\u5b58\u7684FAT\u6761\u76ee\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u6bb5\u9519\u8bef\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": "dosfstools\u6bb5\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "dosfstools dosfstools"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/05/14/1",
  "serverity": "\u4e2d",
  "submitTime": "2016-05-17",
  "title": "dosfstools\u6bb5\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2016-4804 (GCVE-0-2016-4804)

Vulnerability from cvelistv5 – Published: 2016-06-03 14:00 – Updated: 2024-08-06 00:39

Summary

The read_boot function in boot.c in dosfstools before 4.0 allows attackers to cause a denial of service (crash) via a crafted filesystem, which triggers a heap-based buffer overflow in the (1) read_fat function or an out-of-bounds heap read in (2) get_fat function.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
	https://github.com/dosfstools/dosfstools/issues/25	x_refsource_CONFIRM
	https://blog.fuzzing-project.org/44-dosfstools-fs…	x_refsource_MISC
	http://www.ubuntu.com/usn/USN-2986-1	vendor-advisoryx_refsource_UBUNTU
	https://github.com/dosfstools/dosfstools/issues/26	x_refsource_CONFIRM
	http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
	http://www.securityfocus.com/bid/90311	vdb-entryx_refsource_BID
	https://github.com/dosfstools/dosfstools/commit/e…	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T00:39:26.300Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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          },
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              "x_transferred"
            ],
            "url": "https://github.com/dosfstools/dosfstools/issues/25"
          },
          {
            "tags": [
              "x_refsource_MISC",
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            ],
            "url": "https://blog.fuzzing-project.org/44-dosfstools-fsck.vfat-Several-invalid-memory-accesses.html"
          },
          {
            "name": "USN-2986-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
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            "url": "http://www.ubuntu.com/usn/USN-2986-1"
          },
          {
            "tags": [
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            ],
            "url": "https://github.com/dosfstools/dosfstools/issues/26"
          },
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            ],
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          },
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            ],
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        ],
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    ],
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          ],
          "url": "http://www.ubuntu.com/usn/USN-2986-1"
        },
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          "url": "https://github.com/dosfstools/dosfstools/issues/26"
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          "tags": [
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          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00028.html"
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}

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-2016-03347

CVE-2016-4804 (GCVE-0-2016-4804)

Tags

Sightings

Nomenclature