cnvd-2021-34533
Vulnerability from cnvd
Title
Exim存在未明漏洞（CNVD-2021-34533）
Description
Exim是在剑桥大学开发的消息传输代理（MTA），用于连接到互联网的Unix系统。 Exim存在安全漏洞。该漏洞源于收件人地址可具有换行符，本地攻击者可利用该漏洞更改root进程的行为。
Severity
高
Patch Name
Exim存在未明漏洞（CNVD-2021-34533）的补丁
Patch Description
Exim是在剑桥大学开发的消息传输代理（MTA），用于连接到互联网的Unix系统。 Exim存在安全漏洞。该漏洞源于收件人地址可具有换行符，本地攻击者可利用该漏洞更改root进程的行为。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

厂商已发布了漏洞修复程序，请及时关注更新： https://www.exim.org/

Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-28015
Impacted products
Name
Exim Exim <4.94.2
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-28015",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-28015"
    }
  },
  "description": "Exim\u662f\u5728\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u6d88\u606f\u4f20\u8f93\u4ee3\u7406\uff08MTA\uff09\uff0c\u7528\u4e8e\u8fde\u63a5\u5230\u4e92\u8054\u7f51\u7684Unix\u7cfb\u7edf\u3002\n\nExim\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u6536\u4ef6\u4eba\u5730\u5740\u53ef\u5177\u6709\u6362\u884c\u7b26\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u66f4\u6539root\u8fdb\u7a0b\u7684\u884c\u4e3a\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.exim.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-34533",
  "openTime": "2021-05-14",
  "patchDescription": "Exim\u662f\u5728\u5251\u6865\u5927\u5b66\u5f00\u53d1\u7684\u6d88\u606f\u4f20\u8f93\u4ee3\u7406\uff08MTA\uff09\uff0c\u7528\u4e8e\u8fde\u63a5\u5230\u4e92\u8054\u7f51\u7684Unix\u7cfb\u7edf\u3002\r\n\r\nExim\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u6536\u4ef6\u4eba\u5730\u5740\u53ef\u5177\u6709\u6362\u884c\u7b26\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u66f4\u6539root\u8fdb\u7a0b\u7684\u884c\u4e3a\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\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-34533\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Exim Exim \u003c4.94.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-28015",
  "serverity": "\u9ad8",
  "submitTime": "2021-05-10",
  "title": "Exim\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-34533\uff09"
}


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