cnvd - cnvd-2021-31987

cnvd-2021-31987

Vulnerability from cnvd

Title: Dart跨站脚本漏洞（CNVD-2021-31987）

Description:

Dart是一款开源的编程语言。

Dart SDK versions prior to 2.12.3 存在跨站脚本漏洞，攻击者可利用该漏洞通过重击DOM来使用XSS攻击。

Severity: 中

Patch Name: Dart跨站脚本漏洞（CNVD-2021-31987）的补丁

Patch Description:

Dart是一款开源的编程语言。

Dart SDK versions prior to 2.12.3 存在跨站脚本漏洞，攻击者可利用该漏洞通过重击DOM来使用XSS攻击。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/dart-lang/sdk/commit/ce5a1c2392debce967415d4c09359ff2555e3588

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-22540

Impacted products

Name
Dart Dart <2.12.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-22540",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-22540"
    }
  },
  "description": "Dart\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u7f16\u7a0b\u8bed\u8a00\u3002\n\nDart SDK versions prior to 2.12.3 \u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u91cd\u51fbDOM\u6765\u4f7f\u7528XSS\u653b\u51fb\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/dart-lang/sdk/commit/ce5a1c2392debce967415d4c09359ff2555e3588",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-31987",
  "openTime": "2021-04-30",
  "patchDescription": "Dart\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nDart SDK versions prior to 2.12.3 \u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u91cd\u51fbDOM\u6765\u4f7f\u7528XSS\u653b\u51fb\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": "Dart\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-31987\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Dart Dart \u003c2.12.3"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-22540",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-28",
  "title": "Dart\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-31987\uff09"
}

CVE-2021-22540 (GCVE-0-2021-22540)

Vulnerability from cvelistv5

Published

2021-04-22 14:15

Modified

2024-08-03 18:44

Severity ?

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation

Summary

Bad validation logic in the Dart SDK versions prior to 2.12.3 allow an attacker to use an XSS attack via DOM clobbering. The validation logic in dart:html for creating DOM nodes from text did not sanitize properly when it came across template tags.

References

▼	URL	Tags
	https://github.com/dart-lang/sdk/security/advisories/GHSA-3rfv-4jvg-9522	x_refsource_CONFIRM
	https://github.com/dart-lang/sdk/commit/ce5a1c2392debce967415d4c09359ff2555e3588	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	Google LLC	Dart SDK	Version: stable < 2.12.3

Show details on NVD website

JSON

To clipboard

{
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:44:14.025Z",
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            ],
            "url": "https://github.com/dart-lang/sdk/security/advisories/GHSA-3rfv-4jvg-9522"
          },
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            "url": "https://github.com/dart-lang/sdk/commit/ce5a1c2392debce967415d4c09359ff2555e3588"
          }
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        }
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          "descriptions": [
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      "title": "XSS in Dart SDK",
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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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