cnvd-2021-100235
Vulnerability from cnvd
Title: lxml注入漏洞
Description:
Lxml是Lxml个人开发者的一个可与Python交互用于定位Html中元素的软件。
lxml 4.6.5之前版本存在注入漏洞,该漏洞源于HTML Cleaner允许某些精心制作的脚本内容以及使用数据URI嵌入的SVG文件中的脚本内容通过。目前没有详细的漏洞细节提供。
Severity: 高
Patch Name: lxml注入漏洞的补丁
Patch Description:
Lxml是Lxml个人开发者的一个可与Python交互用于定位Html中元素的软件。
lxml 4.6.5之前版本存在注入漏洞,该漏洞源于HTML Cleaner允许某些精心制作的脚本内容以及使用数据URI嵌入的SVG文件中的脚本内容通过。目前没有详细的漏洞细节提供。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/lxml/lxml/security/advisories/GHSA-55x5-fj6c-h6m8
Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-43818
Impacted products
Name | lxml lxml <4.6.5 |
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{ "cves": { "cve": { "cveNumber": "CVE-2021-43818" } }, "description": "Lxml\u662fLxml\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u4e2a\u53ef\u4e0ePython\u4ea4\u4e92\u7528\u4e8e\u5b9a\u4f4dHtml\u4e2d\u5143\u7d20\u7684\u8f6f\u4ef6\u3002\n\nlxml 4.6.5\u4e4b\u524d\u7248\u672c\u5b58\u5728\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eHTML Cleaner\u5141\u8bb8\u67d0\u4e9b\u7cbe\u5fc3\u5236\u4f5c\u7684\u811a\u672c\u5185\u5bb9\u4ee5\u53ca\u4f7f\u7528\u6570\u636eURI\u5d4c\u5165\u7684SVG\u6587\u4ef6\u4e2d\u7684\u811a\u672c\u5185\u5bb9\u901a\u8fc7\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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/lxml/lxml/security/advisories/GHSA-55x5-fj6c-h6m8", "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e", "number": "CNVD-2021-100235", "openTime": "2021-12-16", "patchDescription": "Lxml\u662fLxml\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u4e2a\u53ef\u4e0ePython\u4ea4\u4e92\u7528\u4e8e\u5b9a\u4f4dHtml\u4e2d\u5143\u7d20\u7684\u8f6f\u4ef6\u3002\r\n\r\nlxml 4.6.5\u4e4b\u524d\u7248\u672c\u5b58\u5728\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eHTML Cleaner\u5141\u8bb8\u67d0\u4e9b\u7cbe\u5fc3\u5236\u4f5c\u7684\u811a\u672c\u5185\u5bb9\u4ee5\u53ca\u4f7f\u7528\u6570\u636eURI\u5d4c\u5165\u7684SVG\u6587\u4ef6\u4e2d\u7684\u811a\u672c\u5185\u5bb9\u901a\u8fc7\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "lxml\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01", "products": { "product": "lxml lxml \u003c4.6.5" }, "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-43818", "serverity": "\u9ad8", "submitTime": "2021-12-15", "title": "lxml\u6ce8\u5165\u6f0f\u6d1e" }
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Sightings
Author | Source | Type | Date |
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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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