CNVD-2017-30739

Vulnerability from cnvd - Published: 2017-10-20
VLAI
Title
RubyGems本地任意文件重写漏洞
Description
RubyGems是RubyGems组织的一款Ruby程序包管理器，它主要用于发布和管理Ruby程序包。 RubyGems 2.6.12及之前的版本中存在安全漏洞，该漏洞源于程序没有验证规格名称。攻击者可借助恶意构建的gem利用该漏洞在文件系统上覆盖任意文件。
Severity
低
Patch Name
RubyGems本地任意文件重写漏洞的补丁
Patch Description
RubyGems是RubyGems组织的一款Ruby程序包管理器，它主要用于发布和管理Ruby程序包。 RubyGems 2.6.12及之前的版本中存在安全漏洞，该漏洞源于程序未能验证规格名称。攻击者可借助恶意构建的gem利用该漏洞在文件系统上覆盖任意文件。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

厂商已发布漏洞修复程序，请及时关注更新： http://securitytracker.com/id/1039249

Reference
http://securitytracker.com/id/1039249
Impacted products
Name
RubyGems RubyGems <=2.6.12
Show details on source website
To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "100580"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-0901"
    }
  },
  "description": "RubyGems\u662fRubyGems\u7ec4\u7ec7\u7684\u4e00\u6b3eRuby\u7a0b\u5e8f\u5305\u7ba1\u7406\u5668\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u53d1\u5e03\u548c\u7ba1\u7406Ruby\u7a0b\u5e8f\u5305\u3002\r\n\r\nRubyGems 2.6.12\u53ca\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u6ca1\u6709\u9a8c\u8bc1\u89c4\u683c\u540d\u79f0\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u6784\u5efa\u7684gem\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u6587\u4ef6\u7cfb\u7edf\u4e0a\u8986\u76d6\u4efb\u610f\u6587\u4ef6\u3002",
  "discovererName": "Yusuke Endoh",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://securitytracker.com/id/1039249",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-30739",
  "openTime": "2017-10-20",
  "patchDescription": "RubyGems\u662fRubyGems\u7ec4\u7ec7\u7684\u4e00\u6b3eRuby\u7a0b\u5e8f\u5305\u7ba1\u7406\u5668\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u53d1\u5e03\u548c\u7ba1\u7406Ruby\u7a0b\u5e8f\u5305\u3002\r\n\r\nRubyGems 2.6.12\u53ca\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1\u89c4\u683c\u540d\u79f0\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u6076\u610f\u6784\u5efa\u7684gem\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u6587\u4ef6\u7cfb\u7edf\u4e0a\u8986\u76d6\u4efb\u610f\u6587\u4ef6\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": "RubyGems\u672c\u5730\u4efb\u610f\u6587\u4ef6\u91cd\u5199\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "RubyGems RubyGems \u003c=2.6.12"
  },
  "referenceLink": "http://securitytracker.com/id/1039249",
  "serverity": "\u4f4e",
  "submitTime": "2017-08-31",
  "title": "RubyGems\u672c\u5730\u4efb\u610f\u6587\u4ef6\u91cd\u5199\u6f0f\u6d1e"
}



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Sightings

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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.
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  • 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.



Related by attack behaviour

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