cnvd-2017-35132
Vulnerability from cnvd
Title
libvirt TLS证书验证漏洞
Description
libvirt是一套免费、开源的支持Linux下主流虚拟化工具的C函数库。 Libvirt 2.3.0及更高版本存在TLS证书验证漏洞。该漏洞产生的原因是libvirt传递到QEMU的默认配置"verify-peer=no"错误，这导致默认情况下不验证SSL/TLS证书。
Severity
中
Patch Name
libvirt TLS证书验证漏洞的补丁
Patch Description
libvirt是一套免费、开源的支持Linux下主流虚拟化工具的C函数库。 Libvirt 2.3.0及更高版本存在TLS证书验证漏洞。该漏洞产生的原因是libvirt传递到QEMU的默认配置"verify-peer=no"错误，这导致默认情况下不验证SSL/TLS证书。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

厂商已发布漏洞修复程序，请及时关注更新： https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html

Reference
https://www.debian.org/security/2017/dsa-4003
Impacted products
Name
libvirt libvirt >=2.3.0
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-1000256"
    }
  },
  "description": "libvirt\u662f\u4e00\u5957\u514d\u8d39\u3001\u5f00\u6e90\u7684\u652f\u6301Linux\u4e0b\u4e3b\u6d41\u865a\u62df\u5316\u5de5\u5177\u7684C\u51fd\u6570\u5e93\u3002\r\n\r\nLibvirt 2.3.0\u53ca\u66f4\u9ad8\u7248\u672c\u5b58\u5728TLS\u8bc1\u4e66\u9a8c\u8bc1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662flibvirt\u4f20\u9012\u5230QEMU\u7684\u9ed8\u8ba4\u914d\u7f6e\"verify-peer=no\"\u9519\u8bef\uff0c\u8fd9\u5bfc\u81f4\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e0d\u9a8c\u8bc1SSL/TLS\u8bc1\u4e66\u3002",
  "discovererName": "unknown",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-35132",
  "openTime": "2017-11-27",
  "patchDescription": "libvirt\u662f\u4e00\u5957\u514d\u8d39\u3001\u5f00\u6e90\u7684\u652f\u6301Linux\u4e0b\u4e3b\u6d41\u865a\u62df\u5316\u5de5\u5177\u7684C\u51fd\u6570\u5e93\u3002\r\n\r\nLibvirt 2.3.0\u53ca\u66f4\u9ad8\u7248\u672c\u5b58\u5728TLS\u8bc1\u4e66\u9a8c\u8bc1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662flibvirt\u4f20\u9012\u5230QEMU\u7684\u9ed8\u8ba4\u914d\u7f6e\"verify-peer=no\"\u9519\u8bef\uff0c\u8fd9\u5bfc\u81f4\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e0d\u9a8c\u8bc1SSL/TLS\u8bc1\u4e66\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": "libvirt TLS\u8bc1\u4e66\u9a8c\u8bc1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "libvirt libvirt \u003e=2.3.0"
  },
  "referenceLink": "https://www.debian.org/security/2017/dsa-4003",
  "serverity": "\u4e2d",
  "submitTime": "2017-10-20",
  "title": "libvirt TLS\u8bc1\u4e66\u9a8c\u8bc1\u6f0f\u6d1e"
}


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