cnvd-2021-87313
Vulnerability from cnvd
Title
Jenkins未授权访问漏洞
Description
Jenkins是Jenkins开源的一个应用软件。一个开源自动化服务器Jenkins提供了数百个插件来支持构建，部署和自动化任何项目。 Jenkins 存在安全漏洞，该漏洞源于FilePath＃listFiles列出了代理在遵循Jenkins 2.318 及更早版本、LTS 2.303.2 及更早版本中的符号链接时允许访问的目录之外的文件，攻击者可利用漏洞获取敏感信息。
Severity
中
Patch Name
Jenkins未授权访问漏洞的补丁
Patch Description
Jenkins是Jenkins开源的一个应用软件。一个开源自动化服务器Jenkins提供了数百个插件来支持构建，部署和自动化任何项目。 Jenkins 存在安全漏洞，该漏洞源于FilePath＃listFiles列出了代理在遵循Jenkins 2.318 及更早版本、LTS 2.303.2 及更早版本中的符号链接时允许访问的目录之外的文件，攻击者可利用漏洞获取敏感信息。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://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455

Reference
https://access.redhat.com/security/cve/cve-2021-21695
Impacted products
Name
Jenkins Jenkins <=2.318
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21695"
    }
  },
  "description": "Jenkins\u662fJenkins\u5f00\u6e90\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u4e00\u4e2a\u5f00\u6e90\u81ea\u52a8\u5316\u670d\u52a1\u5668Jenkins\u63d0\u4f9b\u4e86\u6570\u767e\u4e2a\u63d2\u4ef6\u6765\u652f\u6301\u6784\u5efa\uff0c\u90e8\u7f72\u548c\u81ea\u52a8\u5316\u4efb\u4f55\u9879\u76ee\u3002\n\nJenkins \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eFilePath\uff03listFiles\u5217\u51fa\u4e86\u4ee3\u7406\u5728\u9075\u5faaJenkins 2.318 \u53ca\u66f4\u65e9\u7248\u672c\u3001LTS 2.303.2 \u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684\u7b26\u53f7\u94fe\u63a5\u65f6\u5141\u8bb8\u8bbf\u95ee\u7684\u76ee\u5f55\u4e4b\u5916\u7684\u6587\u4ef6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-87313",
  "openTime": "2021-11-15",
  "patchDescription": "Jenkins\u662fJenkins\u5f00\u6e90\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u4e00\u4e2a\u5f00\u6e90\u81ea\u52a8\u5316\u670d\u52a1\u5668Jenkins\u63d0\u4f9b\u4e86\u6570\u767e\u4e2a\u63d2\u4ef6\u6765\u652f\u6301\u6784\u5efa\uff0c\u90e8\u7f72\u548c\u81ea\u52a8\u5316\u4efb\u4f55\u9879\u76ee\u3002\r\n\r\nJenkins \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eFilePath\uff03listFiles\u5217\u51fa\u4e86\u4ee3\u7406\u5728\u9075\u5faaJenkins 2.318 \u53ca\u66f4\u65e9\u7248\u672c\u3001LTS 2.303.2 \u53ca\u66f4\u65e9\u7248\u672c\u4e2d\u7684\u7b26\u53f7\u94fe\u63a5\u65f6\u5141\u8bb8\u8bbf\u95ee\u7684\u76ee\u5f55\u4e4b\u5916\u7684\u6587\u4ef6\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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": "Jenkins\u672a\u6388\u6743\u8bbf\u95ee\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Jenkins Jenkins \u003c=2.318"
  },
  "referenceLink": "https://access.redhat.com/security/cve/cve-2021-21695",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-08",
  "title": "Jenkins\u672a\u6388\u6743\u8bbf\u95ee\u6f0f\u6d1e"
}


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