Vulnerability-Lookup

CNVD-2021-62175

Vulnerability from cnvd - Published: 2021-08-16

Title

Exiv2存在未明漏洞（CNVD-2021-62175）

Description

Exiv2是一套用于管理图像元数据的C++库和命令行应用程序。该产品提供了读取和写入EXIF、IPTC和XMP等多种格式图像元数据的功能。 Exiv2 v0.27.1存在安全漏洞，该漏洞源于Databuf函数存在缓冲区溢出漏洞，攻击者可利用该漏洞导致拒绝服务(DOS)。

Severity

高

Patch Name

Exiv2存在未明漏洞（CNVD-2021-62175）的补丁

Patch Description

Exiv2是一套用于管理图像元数据的C++库和命令行应用程序。该产品提供了读取和写入EXIF、IPTC和XMP等多种格式图像元数据的功能。 Exiv2 v0.27.1存在安全漏洞，该漏洞源于Databuf函数存在缓冲区溢出漏洞，攻击者可利用该漏洞导致拒绝服务(DOS)。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://github.com/Exiv2/exiv2/issues/980

Reference

https://github.com/Exiv2/exiv2/issues/980

Impacted products

Name
Exiv2 Exiv2 v0.27.1

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-19716",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-19716"
    }
  },
  "description": "Exiv2\u662f\u4e00\u5957\u7528\u4e8e\u7ba1\u7406\u56fe\u50cf\u5143\u6570\u636e\u7684C++\u5e93\u548c\u547d\u4ee4\u884c\u5e94\u7528\u7a0b\u5e8f\u3002\u8be5\u4ea7\u54c1\u63d0\u4f9b\u4e86\u8bfb\u53d6\u548c\u5199\u5165EXIF\u3001IPTC\u548cXMP\u7b49\u591a\u79cd\u683c\u5f0f\u56fe\u50cf\u5143\u6570\u636e\u7684\u529f\u80fd\u3002\n\nExiv2 v0.27.1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eDatabuf\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1(DOS)\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://github.com/Exiv2/exiv2/issues/980",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-62175",
  "openTime": "2021-08-16",
  "patchDescription": "Exiv2\u662f\u4e00\u5957\u7528\u4e8e\u7ba1\u7406\u56fe\u50cf\u5143\u6570\u636e\u7684C++\u5e93\u548c\u547d\u4ee4\u884c\u5e94\u7528\u7a0b\u5e8f\u3002\u8be5\u4ea7\u54c1\u63d0\u4f9b\u4e86\u8bfb\u53d6\u548c\u5199\u5165EXIF\u3001IPTC\u548cXMP\u7b49\u591a\u79cd\u683c\u5f0f\u56fe\u50cf\u5143\u6570\u636e\u7684\u529f\u80fd\u3002\r\n\r\nExiv2 v0.27.1\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eDatabuf\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1(DOS)\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-2021-62175\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Exiv2 Exiv2 v0.27.1"
  },
  "referenceLink": "https://github.com/Exiv2/exiv2/issues/980",
  "serverity": "\u9ad8",
  "submitTime": "2021-07-15",
  "title": "Exiv2\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-62175\uff09"
}

CVE-2020-19716 (GCVE-0-2020-19716)

Vulnerability from cvelistv5 – Published: 2021-07-13 00:00 – Updated: 2024-08-04 14:15

Summary

A buffer overflow vulnerability in the Databuf function in types.cpp of Exiv2 v0.27.1 leads to a denial of service (DOS).

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/Exiv2/exiv2/issues/980
https://lists.debian.org/debian-lts-announce/2022…	mailing-list

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T14:15:28.465Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/Exiv2/exiv2/issues/980"
          },
          {
            "name": "[debian-lts-announce] 20221110 [SECURITY] [DLA 3186-1] exiv2 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00013.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A buffer overflow vulnerability in the Databuf function in types.cpp of Exiv2 v0.27.1 leads to a denial of service (DOS)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-11-10T00:00:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/Exiv2/exiv2/issues/980"
        },
        {
          "name": "[debian-lts-announce] 20221110 [SECURITY] [DLA 3186-1] exiv2 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00013.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-19716",
    "datePublished": "2021-07-13T00:00:00.000Z",
    "dateReserved": "2020-08-13T00:00:00.000Z",
    "dateUpdated": "2024-08-04T14:15:28.465Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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CNVD-2021-62175

CVE-2020-19716 (GCVE-0-2020-19716)

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Nomenclature

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