cnvd-2021-32621
Vulnerability from cnvd
Title
Unbound配置注入漏洞
Description
Unbound是一个支持验证、递归、缓存功能的DNS解析器。 Unbound 1.9.5之前版本中的create_unbound_ad_servers.sh存在配置注入漏洞。中间人攻击者可通过明文HTTP会话利用该漏洞注入配置。
Severity
中
Patch Name
Unbound配置注入漏洞的补丁
Patch Description
Unbound是一个支持验证、递归、缓存功能的DNS解析器。 Unbound 1.9.5之前版本中的create_unbound_ad_servers.sh存在配置注入漏洞。中间人攻击者可通过明文HTTP会话利用该漏洞注入配置。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://lists.nlnetlabs.nl/pipermail/unbound-users/2019-December/

Reference
https://nvd.nist.gov/vuln/detail/CVE-2019-25031
Impacted products
Name
NLnet Labs Unbound <1.9.5
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-25031",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-25031"
    }
  },
  "description": "Unbound\u662f\u4e00\u4e2a\u652f\u6301\u9a8c\u8bc1\u3001\u9012\u5f52\u3001\u7f13\u5b58\u529f\u80fd\u7684DNS\u89e3\u6790\u5668\u3002\n\nUnbound 1.9.5\u4e4b\u524d\u7248\u672c\u4e2d\u7684create_unbound_ad_servers.sh\u5b58\u5728\u914d\u7f6e\u6ce8\u5165\u6f0f\u6d1e\u3002\u4e2d\u95f4\u4eba\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u660e\u6587HTTP\u4f1a\u8bdd\u5229\u7528\u8be5\u6f0f\u6d1e\u6ce8\u5165\u914d\u7f6e\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://lists.nlnetlabs.nl/pipermail/unbound-users/2019-December/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-32621",
  "openTime": "2021-05-06",
  "patchDescription": "Unbound\u662f\u4e00\u4e2a\u652f\u6301\u9a8c\u8bc1\u3001\u9012\u5f52\u3001\u7f13\u5b58\u529f\u80fd\u7684DNS\u89e3\u6790\u5668\u3002\r\n\r\nUnbound 1.9.5\u4e4b\u524d\u7248\u672c\u4e2d\u7684create_unbound_ad_servers.sh\u5b58\u5728\u914d\u7f6e\u6ce8\u5165\u6f0f\u6d1e\u3002\u4e2d\u95f4\u4eba\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u660e\u6587HTTP\u4f1a\u8bdd\u5229\u7528\u8be5\u6f0f\u6d1e\u6ce8\u5165\u914d\u7f6e\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\u914d\u7f6e\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "NLnet Labs Unbound \u003c1.9.5"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-25031",
  "serverity": "\u4e2d",
  "submitTime": "2021-04-28",
  "title": "Unbound\u914d\u7f6e\u6ce8\u5165\u6f0f\u6d1e"
}


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