cnvd-2020-44415
Vulnerability from cnvd
Title
Unbound缓冲区溢出漏洞
Description
Unbound是荷兰NLnet Labs基金会的一款支持验证递归和缓存的DNS解析器。 Unbound中存在安全漏洞，该漏洞源于程序未能正确修复RHEL7中的CVE-2020-12662漏洞。攻击者可利用该漏洞造成拒绝服务。
Severity
中
Patch Name
Unbound缓冲区溢出漏洞的补丁
Patch Description
Unbound是荷兰NLnet Labs基金会的一款支持验证递归和缓存的DNS解析器。 Unbound中存在安全漏洞，该漏洞源于程序未能正确修复RHEL7中的CVE-2020-12662漏洞。攻击者可利用该漏洞造成拒绝服务。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，详情请关注厂商主页： https://nlnetlabs.nl/

Reference
https://access.redhat.com/errata/RHSA-2020:2642 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10772
Impacted products
Name
NLnet Labs Unbound
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-10772",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-10772"
    }
  },
  "description": "Unbound\u662f\u8377\u5170NLnet Labs\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u652f\u6301\u9a8c\u8bc1\u9012\u5f52\u548c\u7f13\u5b58\u7684DNS\u89e3\u6790\u5668\u3002\n\nUnbound\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u4fee\u590dRHEL7\u4e2d\u7684CVE-2020-12662\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://nlnetlabs.nl/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-44415",
  "openTime": "2020-08-05",
  "patchDescription": "Unbound\u662f\u8377\u5170NLnet Labs\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u652f\u6301\u9a8c\u8bc1\u9012\u5f52\u548c\u7f13\u5b58\u7684DNS\u89e3\u6790\u5668\u3002\r\n\r\nUnbound\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u4fee\u590dRHEL7\u4e2d\u7684CVE-2020-12662\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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": "Unbound\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "NLnet Labs Unbound"
  },
  "referenceLink": "https://access.redhat.com/errata/RHSA-2020:2642\r\nhttp://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10772",
  "serverity": "\u4e2d",
  "submitTime": "2020-06-23",
  "title": "Unbound\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}


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