cnvd - cnvd-2021-94920

cnvd-2021-94920

Vulnerability from cnvd

Title: Exiv2存在未明漏洞（CNVD-2021-94920）

Description:

Exiv2是一个跨平台C++库和用于管理图像元数据的命令行实用程序。

Exiv2 0.27.99.0版中的tags_int.cpp中的printLong函数存在未明漏洞。攻击者可通过特制tif文件利用该漏洞导致拒绝服务。

Severity: 中

Patch Name: Exiv2存在未明漏洞（CNVD-2021-94920）的补丁

Patch Description:

Exiv2是一个跨平台C++库和用于管理图像元数据的命令行实用程序。

Exiv2 0.27.99.0版中的tags_int.cpp中的printLong函数存在未明漏洞。攻击者可通过特制tif文件利用该漏洞导致拒绝服务。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/Exiv2/exiv2

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-18774

Impacted products

Name
Exiv2 Exiv2 0.27.99.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-18774",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-18774"
    }
  },
  "description": "Exiv2\u662f\u4e00\u4e2a\u8de8\u5e73\u53f0C++\u5e93\u548c\u7528\u4e8e\u7ba1\u7406\u56fe\u50cf\u5143\u6570\u636e\u7684\u547d\u4ee4\u884c\u5b9e\u7528\u7a0b\u5e8f\u3002\n\nExiv2 0.27.99.0\u7248\u4e2d\u7684tags_int.cpp\u4e2d\u7684printLong\u51fd\u6570\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236tif\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/Exiv2/exiv2",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-94920",
  "openTime": "2021-12-07",
  "patchDescription": "Exiv2\u662f\u4e00\u4e2a\u8de8\u5e73\u53f0C++\u5e93\u548c\u7528\u4e8e\u7ba1\u7406\u56fe\u50cf\u5143\u6570\u636e\u7684\u547d\u4ee4\u884c\u5b9e\u7528\u7a0b\u5e8f\u3002\r\n\r\nExiv2 0.27.99.0\u7248\u4e2d\u7684tags_int.cpp\u4e2d\u7684printLong\u51fd\u6570\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u7279\u5236tif\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "Exiv2\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-94920\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Exiv2 Exiv2 0.27.99.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-18774",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-24",
  "title": "Exiv2\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-94920\uff09"
}

CVE-2020-18774 (GCVE-0-2020-18774)

Vulnerability from cvelistv5

Published

2021-08-23 00:00

Modified

2024-08-04 14:08

Severity ?

CWE

Summary

A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.

References

▼	URL	Tags
	https://github.com/Exiv2/exiv2/issues/759
	https://security.gentoo.org/glsa/202312-06	vendor-advisory

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T14:08:30.739Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/Exiv2/exiv2/issues/759"
          },
          {
            "name": "GLSA-202312-06",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202312-06"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-12-22T10:06:56.805352",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/Exiv2/exiv2/issues/759"
        },
        {
          "name": "GLSA-202312-06",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202312-06"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-18774",
    "datePublished": "2021-08-23T00:00:00",
    "dateReserved": "2020-08-13T00:00:00",
    "dateUpdated": "2024-08-04T14:08:30.739Z",
    "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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