cnvd-2021-34512
Vulnerability from cnvd

Title: Exim安全特征问题漏洞

Description:

Exim是一个运行于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 存在安全特征问题漏洞,该漏洞源于缺少特权管道的关闭执行标志。 目前没有详细的漏洞细节提供。

Severity:

Patch Name: Exim安全特征问题漏洞 的补丁

Patch Description:

Exim是一个运行于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 存在安全特征问题漏洞,该漏洞源于缺少特权管道的关闭执行标志。 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://lists.exim.org/lurker/message/20210503.163324.f7021753.en.html

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-28012

Impacted products
Name
Exim Exim >=4.00,<4.94.2
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-28012"
    }
  },
  "description": "Exim\u662f\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\n\nExim \u5b58\u5728\u5b89\u5168\u7279\u5f81\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f3a\u5c11\u7279\u6743\u7ba1\u9053\u7684\u5173\u95ed\u6267\u884c\u6807\u5fd7\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://lists.exim.org/lurker/message/20210503.163324.f7021753.en.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-34512",
  "openTime": "2021-05-14",
  "patchDescription": "Exim\u662f\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 \u5b58\u5728\u5b89\u5168\u7279\u5f81\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f3a\u5c11\u7279\u6743\u7ba1\u9053\u7684\u5173\u95ed\u6267\u884c\u6807\u5fd7\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": "Exim\u5b89\u5168\u7279\u5f81\u95ee\u9898\u6f0f\u6d1e \u7684\u8865\u4e01",
  "products": {
    "product": "Exim Exim \u003e=4.00\uff0c\u003c4.94.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-28012",
  "serverity": "\u9ad8",
  "submitTime": "2021-05-14",
  "title": "Exim\u5b89\u5168\u7279\u5f81\u95ee\u9898\u6f0f\u6d1e"
}


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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.
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  • 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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