Vulnerability-Lookup

CNVD-2020-33572

Vulnerability from cnvd - Published: 2020-06-18

Title

lazysizes跨站脚本漏洞

Description

lazysizes是一款轻量级惰性加载器。它主要用于图像，iframe和脚本等内容的延迟加载。 lazysizes 5.2.0及之前版本中存在安全漏洞，该漏洞源于程序未能清理以下属性：data-vimeo、data-vimeoparams、data-youtube和data-ytparams。攻击者可利用该漏洞执行恶意JavaScript代码。

Severity

低

Patch Name

lazysizes跨站脚本漏洞的补丁

Patch Description

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/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231fd48

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-7642

Impacted products

Name
lazysizes lazysizes <=5.2.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-7642"
    }
  },
  "description": "lazysizes\u662f\u4e00\u6b3e\u8f7b\u91cf\u7ea7\u60f0\u6027\u52a0\u8f7d\u5668\u3002\u5b83\u4e3b\u8981\u7528\u4e8e\u56fe\u50cf\uff0ciframe\u548c\u811a\u672c\u7b49\u5185\u5bb9\u7684\u5ef6\u8fdf\u52a0\u8f7d\u3002\n\nlazysizes 5.2.0\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6e05\u7406\u4ee5\u4e0b\u5c5e\u6027\uff1adata-vimeo\u3001data-vimeoparams\u3001data-youtube\u548cdata-ytparams\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u6076\u610fJavaScript\u4ee3\u7801\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/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231fd48",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-33572",
  "openTime": "2020-06-18",
  "patchDescription": "lazysizes\u662f\u4e00\u6b3e\u8f7b\u91cf\u7ea7\u60f0\u6027\u52a0\u8f7d\u5668\u3002\u5b83\u4e3b\u8981\u7528\u4e8e\u56fe\u50cf\uff0ciframe\u548c\u811a\u672c\u7b49\u5185\u5bb9\u7684\u5ef6\u8fdf\u52a0\u8f7d\u3002\r\n\r\nlazysizes 5.2.0\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6e05\u7406\u4ee5\u4e0b\u5c5e\u6027\uff1adata-vimeo\u3001data-vimeoparams\u3001data-youtube\u548cdata-ytparams\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u6076\u610fJavaScript\u4ee3\u7801\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": "lazysizes\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "lazysizes lazysizes \u003c=5.2.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-7642",
  "serverity": "\u4f4e",
  "submitTime": "2020-04-23",
  "title": "lazysizes\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e"
}

CVE-2020-7642 (GCVE-0-2020-7642)

Vulnerability from cvelistv5 – Published: 2020-04-22 15:13 – Updated: 2024-08-04 09:33

Summary

lazysizes through 5.2.0 allows execution of malicious JavaScript. The following attributes are not sanitized by the video-embed plugin: data-vimeo, data-vimeoparams, data-youtube and data-ytparams which can be abused to inject malicious JavaScript.

Severity

No CVSS data available.

CWE

Assigner

snyk mitre root

References

2 references

URL	Tags
https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144	x_refsource_MISC
https://github.com/aFarkas/lazysizes/commit/3720a…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	lazysizes	Affected: All versions including 5.2.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:33:19.989Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231fd48"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "lazysizes",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "All versions including 5.2.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "lazysizes through 5.2.0 allows execution of malicious JavaScript. The following attributes are not sanitized by the video-embed plugin: data-vimeo, data-vimeoparams, data-youtube and data-ytparams which can be abused to inject malicious JavaScript."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-22T15:13:51.000Z",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231fd48"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "ID": "CVE-2020-7642",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "lazysizes",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions including 5.2.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "lazysizes through 5.2.0 allows execution of malicious JavaScript. The following attributes are not sanitized by the video-embed plugin: data-vimeo, data-vimeoparams, data-youtube and data-ytparams which can be abused to inject malicious JavaScript."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144",
              "refsource": "MISC",
              "url": "https://snyk.io/vuln/SNYK-JS-LAZYSIZES-567144"
            },
            {
              "name": "https://github.com/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231fd48",
              "refsource": "MISC",
              "url": "https://github.com/aFarkas/lazysizes/commit/3720ab8262552d4e063a38d8492f9490a231fd48"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2020-7642",
    "datePublished": "2020-04-22T15:13:51.000Z",
    "dateReserved": "2020-01-21T00:00:00.000Z",
    "dateUpdated": "2024-08-04T09:33:19.989Z",
    "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.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2020-33572

CVE-2020-7642 (GCVE-0-2020-7642)

Tags

Sightings

Nomenclature

Related by attack behaviour