cnvd - cnvd-2018-08543

cnvd-2018-08543

Vulnerability from cnvd

Title: Ffmpeg拒绝服务漏洞（CNVD-2018-08543）

Description:

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。

FFmpeg 3.4.2及之前版本中的libavformat/img2dec.c文件的‘svg_probe’函数存在安全漏洞。远程攻击者可借助特制的XML文件利用该漏洞造成拒绝服务（无限循环）。

Severity: 中

Patch Name: Ffmpeg拒绝服务漏洞（CNVD-2018-08543）的补丁

Patch Description:

FFmpeg是FFmpeg团队的一套可录制、转换以及流化音视频的完整解决方案。

FFmpeg 3.4.2及之前版本中的libavformat/img2dec.c文件的‘svg_probe’函数存在安全漏洞。远程攻击者可借助特制的XML文件利用该漏洞造成拒绝服务（无限循环）。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:

厂商已发布漏洞修复程序，请及时关注更新： https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/a6cba062051f345e8ebfdff34aba071ed73d923f

Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-7751

Impacted products

Name
FFmpeg Ffmpeg <=3.4.2

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "103956"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-7751"
    }
  },
  "description": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002\r\n\r\nFFmpeg 3.4.2\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684libavformat/img2dec.c\u6587\u4ef6\u7684\u2018svg_probe\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684XML\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u9650\u5faa\u73af\uff09\u3002",
  "discovererName": "FFmpeg",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://git.ffmpeg.org/gitweb/ffmpeg.git/commit/a6cba062051f345e8ebfdff34aba071ed73d923f",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-08543",
  "openTime": "2018-04-26",
  "patchDescription": "FFmpeg\u662fFFmpeg\u56e2\u961f\u7684\u4e00\u5957\u53ef\u5f55\u5236\u3001\u8f6c\u6362\u4ee5\u53ca\u6d41\u5316\u97f3\u89c6\u9891\u7684\u5b8c\u6574\u89e3\u51b3\u65b9\u6848\u3002\r\n\r\nFFmpeg 3.4.2\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684libavformat/img2dec.c\u6587\u4ef6\u7684\u2018svg_probe\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684XML\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u9650\u5faa\u73af\uff09\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": "Ffmpeg\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-08543\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "FFmpeg Ffmpeg \u003c=3.4.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-7751",
  "serverity": "\u4e2d",
  "submitTime": "2018-04-24",
  "title": "Ffmpeg\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-08543\uff09"
}

CVE-2018-7751 (GCVE-0-2018-7751)

Vulnerability from cvelistv5

Published

2018-04-24 06:00

Modified

2024-08-05 06:37

Severity ?

CWE

Summary

The svg_probe function in libavformat/img2dec.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (Infinite Loop) via a crafted XML file.

References

▼	URL	Tags
	http://www.securityfocus.com/bid/103956	vdb-entry, x_refsource_BID
	https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/a6cba062051f345e8ebfdff34aba071ed73d923f	x_refsource_CONFIRM
	https://security.gentoo.org/glsa/202003-65	vendor-advisory, x_refsource_GENTOO

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T06:37:58.095Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "name": "103956",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/103956"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/a6cba062051f345e8ebfdff34aba071ed73d923f"
          },
          {
            "name": "GLSA-202003-65",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202003-65"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2018-04-24T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The svg_probe function in libavformat/img2dec.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (Infinite Loop) via a crafted XML file."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-03-30T16:06:14",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "103956",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/103956"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/a6cba062051f345e8ebfdff34aba071ed73d923f"
        },
        {
          "name": "GLSA-202003-65",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202003-65"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-7751",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
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          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
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        "problemtype": {
          "problemtype_data": [
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                  "value": "n/a"
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        },
        "references": {
          "reference_data": [
            {
              "name": "103956",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/103956"
            },
            {
              "name": "https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/a6cba062051f345e8ebfdff34aba071ed73d923f",
              "refsource": "CONFIRM",
              "url": "https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/a6cba062051f345e8ebfdff34aba071ed73d923f"
            },
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              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202003-65"
            }
          ]
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "datePublished": "2018-04-24T06:00:00",
    "dateReserved": "2018-03-07T00:00:00",
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    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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