cnvd-2016-01476
Vulnerability from cnvd

Title: Exim Configuration File Path权限提升漏洞

Description:

Exim是英国剑桥大学开发的一个运行于Unix系统中的开源消息传送代理(MTA),它主要负责邮件的路由、转发和投递。

Exim中存在安全漏洞,该漏洞源于程序处理与配置文件路径相关的环境变量时存在错误。本地攻击者可利用该漏洞获取提升权限。

Severity:

Patch Name: Exim Configuration File Path权限提升漏洞的补丁

Patch Description:

Exim是英国剑桥大学开发的一个运行于Unix系统中的开源消息传送代理(MTA),它主要负责邮件的路由、转发和投递。

Exim中存在安全漏洞,该漏洞源于程序处理与配置文件路径相关的环境变量时存在错误。本地攻击者可利用该漏洞获取提升权限。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:

目前厂商已经发布了升级补丁以修复此安全问题,补丁获取链接: https://lists.exim.org/lurker/message/20160302.191005.a72d8433.en.html

Reference: https://lists.exim.org/lurker/message/20160302.191005.a72d8433.en.html

Impacted products
Name
['Exim Exim 4.84.2(<4.84.x)', 'Exim Exim 4.85.2(<4.85.x)', 'Exim Exim 4.86.2(<4.86.x)']
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1531"
    }
  },
  "description": "Exim\u662f\u82f1\u56fd\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u4e00\u4e2a\u8fd0\u884c\u4e8eUnix\u7cfb\u7edf\u4e2d\u7684\u5f00\u6e90\u6d88\u606f\u4f20\u9001\u4ee3\u7406\uff08MTA\uff09\uff0c\u5b83\u4e3b\u8981\u8d1f\u8d23\u90ae\u4ef6\u7684\u8def\u7531\u3001\u8f6c\u53d1\u548c\u6295\u9012\u3002\r\n\r\nExim\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5904\u7406\u4e0e\u914d\u7f6e\u6587\u4ef6\u8def\u5f84\u76f8\u5173\u7684\u73af\u5883\u53d8\u91cf\u65f6\u5b58\u5728\u9519\u8bef\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u63d0\u5347\u6743\u9650\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://lists.exim.org/lurker/message/20160302.191005.a72d8433.en.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01476",
  "openTime": "2016-03-08",
  "patchDescription": "Exim\u662f\u82f1\u56fd\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u4e00\u4e2a\u8fd0\u884c\u4e8eUnix\u7cfb\u7edf\u4e2d\u7684\u5f00\u6e90\u6d88\u606f\u4f20\u9001\u4ee3\u7406\uff08MTA\uff09\uff0c\u5b83\u4e3b\u8981\u8d1f\u8d23\u90ae\u4ef6\u7684\u8def\u7531\u3001\u8f6c\u53d1\u548c\u6295\u9012\u3002\r\n\r\nExim\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5904\u7406\u4e0e\u914d\u7f6e\u6587\u4ef6\u8def\u5f84\u76f8\u5173\u7684\u73af\u5883\u53d8\u91cf\u65f6\u5b58\u5728\u9519\u8bef\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u63d0\u5347\u6743\u9650\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": "Exim Configuration File Path\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Exim Exim 4.84.2(\u003c4.84.x)",
      "Exim Exim 4.85.2(\u003c4.85.x)",
      "Exim Exim 4.86.2(\u003c4.86.x)"
    ]
  },
  "referenceLink": "https://lists.exim.org/lurker/message/20160302.191005.a72d8433.en.html",
  "serverity": "\u9ad8",
  "submitTime": "2016-03-07",
  "title": "Exim Configuration File Path\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
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