cnvd - cnvd-2020-30446

cnvd-2020-30446

Vulnerability from cnvd

Title: libexif资源管理错误漏洞

Description:

libexif是一个使用C语言编写的函数库。该产品主要用于从图形文件中读写EXIF元信息。

libexif 0.6.22之前版本中存在安全漏洞，该漏洞源于程序在处理Canon EXIF MakerNote数据时未能限制大小值。攻击者可利用该漏洞使程序消耗大量计算时间来解码EXIF数据，导致服务中断。

Severity: 中

Patch Name: libexif资源管理错误漏洞的补丁

Patch Description:

libexif是一个使用C语言编写的函数库。该产品主要用于从图形文件中读写EXIF元信息。

libexif 0.6.22之前版本中存在安全漏洞，该漏洞源于程序在处理Canon EXIF MakerNote数据时未能限制大小值。攻击者可利用该漏洞使程序消耗大量计算时间来解码EXIF数据，导致服务中断。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，补丁获取链接： https://libexif.github.io/

Reference: https://vigilance.fr/vulnerability/libexif-three-vulnerabilities-32307

Impacted products

Name
libexif libexif <0.6.22

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-13114"
    }
  },
  "description": "libexif\u662f\u4e00\u4e2a\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u51fd\u6570\u5e93\u3002\u8be5\u4ea7\u54c1\u4e3b\u8981\u7528\u4e8e\u4ece\u56fe\u5f62\u6587\u4ef6\u4e2d\u8bfb\u5199EXIF\u5143\u4fe1\u606f\u3002\n\nlibexif 0.6.22\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728\u5904\u7406Canon EXIF MakerNote\u6570\u636e\u65f6\u672a\u80fd\u9650\u5236\u5927\u5c0f\u503c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u7a0b\u5e8f\u6d88\u8017\u5927\u91cf\u8ba1\u7b97\u65f6\u95f4\u6765\u89e3\u7801EXIF\u6570\u636e\uff0c\u5bfc\u81f4\u670d\u52a1\u4e2d\u65ad\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://libexif.github.io/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-30446",
  "openTime": "2020-05-28",
  "patchDescription": "libexif\u662f\u4e00\u4e2a\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u51fd\u6570\u5e93\u3002\u8be5\u4ea7\u54c1\u4e3b\u8981\u7528\u4e8e\u4ece\u56fe\u5f62\u6587\u4ef6\u4e2d\u8bfb\u5199EXIF\u5143\u4fe1\u606f\u3002\r\n\r\nlibexif 0.6.22\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728\u5904\u7406Canon EXIF MakerNote\u6570\u636e\u65f6\u672a\u80fd\u9650\u5236\u5927\u5c0f\u503c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u7a0b\u5e8f\u6d88\u8017\u5927\u91cf\u8ba1\u7b97\u65f6\u95f4\u6765\u89e3\u7801EXIF\u6570\u636e\uff0c\u5bfc\u81f4\u670d\u52a1\u4e2d\u65ad\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": "libexif\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "libexif libexif \u003c0.6.22"
  },
  "referenceLink": "https://vigilance.fr/vulnerability/libexif-three-vulnerabilities-32307",
  "serverity": "\u4e2d",
  "submitTime": "2020-05-21",
  "title": "libexif\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-13114 (GCVE-0-2020-13114)

Vulnerability from cvelistv5

Published

2020-05-21 15:50

Modified

2024-08-04 12:11

Severity ?

CWE

Summary

An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead to consumption of large amounts of compute time for decoding EXIF data.

References

▼	URL	Tags
	https://github.com/libexif/libexif/commit/e6a38a1a23ba94d139b1fa2cd4519fdcfe3c9bab	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2020/05/msg00025.html	mailing-list, x_refsource_MLIST
	http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html	vendor-advisory, x_refsource_SUSE
	https://usn.ubuntu.com/4396-1/	vendor-advisory, x_refsource_UBUNTU
	https://security.gentoo.org/glsa/202007-05	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": "2024-08-04T12:11:18.798Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://github.com/libexif/libexif/commit/e6a38a1a23ba94d139b1fa2cd4519fdcfe3c9bab"
          },
          {
            "name": "[debian-lts-announce] 20200528 [SECURITY] [DLA 2222-1] libexif security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00025.html"
          },
          {
            "name": "openSUSE-SU-2020:0793",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html"
          },
          {
            "name": "USN-4396-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/4396-1/"
          },
          {
            "name": "GLSA-202007-05",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202007-05"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
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      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead to consumption of large amounts of compute time for decoding EXIF data."
        }
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      "problemTypes": [
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      "providerMetadata": {
        "dateUpdated": "2020-07-27T00:06:15",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
      "references": [
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          "url": "https://github.com/libexif/libexif/commit/e6a38a1a23ba94d139b1fa2cd4519fdcfe3c9bab"
        },
        {
          "name": "[debian-lts-announce] 20200528 [SECURITY] [DLA 2222-1] libexif security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00025.html"
        },
        {
          "name": "openSUSE-SU-2020:0793",
          "tags": [
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          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html"
        },
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            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/4396-1/"
        },
        {
          "name": "GLSA-202007-05",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202007-05"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-13114",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
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                "product": {
                  "product_data": [
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        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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            },
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            },
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              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html"
            },
            {
              "name": "USN-4396-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/4396-1/"
            },
            {
              "name": "GLSA-202007-05",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202007-05"
            }
          ]
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2020-05-21T15:50:42",
    "dateReserved": "2020-05-16T00:00:00",
    "dateUpdated": "2024-08-04T12:11:18.798Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "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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