Vulnerability-Lookup

CNVD-2022-62214

Vulnerability from cnvd - Published: 2022-09-01

Title

Swftools空指针解引用漏洞（CNVD-2022-62214）

Description

Swftools是一组用于处理Adobe Flash文件（SWF文件）的实用程序。 Swftools 2020-12-22及其之前版本存在空指针解引用漏洞，该漏洞源于位于swfdump.c中的函数main()中存在NULL指针取消引用。攻击者可利用该漏洞可以实现拒绝服务攻击。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://github.com/matthiaskramm/swftools

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42200

Impacted products

Name
SWFTools SWFTools <=2020-12-22

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42200",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42200"
    }
  },
  "description": "Swftools\u662f\u4e00\u7ec4\u7528\u4e8e\u5904\u7406Adobe Flash\u6587\u4ef6\uff08SWF\u6587\u4ef6\uff09\u7684\u5b9e\u7528\u7a0b\u5e8f\u3002\n\nSwftools 2020-12-22\u53ca\u5176\u4e4b\u524d\u7248\u672c\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4d\u4e8eswfdump.c\u4e2d\u7684\u51fd\u6570main()\u4e2d\u5b58\u5728NULL\u6307\u9488\u53d6\u6d88\u5f15\u7528\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u5b9e\u73b0\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://github.com/matthiaskramm/swftools",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-62214",
  "openTime": "2022-09-01",
  "products": {
    "product": "SWFTools SWFTools \u003c=2020-12-22"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42200",
  "serverity": "\u4e2d",
  "submitTime": "2022-06-10",
  "title": "Swftools\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff08CNVD-2022-62214\uff09"
}

CVE-2021-42200 (GCVE-0-2021-42200)

Vulnerability from cvelistv5 – Published: 2022-05-31 17:36 – Updated: 2024-08-04 03:30

Summary

An issue was discovered in swftools through 20201222. A NULL pointer dereference exists in the function main() located in swfdump.c. It allows an attacker to cause Denial of Service.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

1 reference

URL	Tags
https://github.com/matthiaskramm/swftools/issues/170	x_refsource_MISC

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JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:30:37.764Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/matthiaskramm/swftools/issues/170"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in swftools through 20201222. A NULL pointer dereference exists in the function main() located in swfdump.c. It allows an attacker to cause Denial of Service."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-05-31T17:36:52.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/matthiaskramm/swftools/issues/170"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-42200",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "An issue was discovered in swftools through 20201222. A NULL pointer dereference exists in the function main() located in swfdump.c. It allows an attacker to cause Denial of Service."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
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                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/matthiaskramm/swftools/issues/170",
              "refsource": "MISC",
              "url": "https://github.com/matthiaskramm/swftools/issues/170"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-42200",
    "datePublished": "2022-05-31T17:36:52.000Z",
    "dateReserved": "2021-10-11T00:00:00.000Z",
    "dateUpdated": "2024-08-04T03:30:37.764Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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-2022-62214

CVE-2021-42200 (GCVE-0-2021-42200)

Tags

Sightings

Nomenclature