cnvd-2017-02334
Vulnerability from cnvd
Title
OpenSSL空指针间接引用拒绝服务漏洞
Description
OpenSSL是一种开放源码的SSL实现，用来实现网络通信的高强度加密。 OpenSSL存在拒绝服务漏洞。由于恶意服务器若向DHE或ECDHE密钥交换提供了畸形的参数，允许攻击者造成客户端崩溃，导致拒绝服务。
Severity
中
Patch Name
OpenSSL空指针间接引用拒绝服务漏洞的补丁
Patch Description
OpenSSL是一种开放源码的SSL实现，用来实现网络通信的高强度加密。 OpenSSL存在拒绝服务漏洞。由于恶意服务器若向DHE或ECDHE密钥交换提供了畸形的参数，允许攻击者造成客户端崩溃，导致拒绝服务。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

OpenSSL Project已经为此发布了一个安全公告（20170126）以及相应补丁: https://www.openssl.org/news/secadv/20170126.txt

Reference
https://www.openssl.org/news/secadv/20170126.txt
Impacted products
Name
['OpenSSL Project OpenSSL 1.1', 'OpenSSL Project OpenSSL 1.1.0', 'OpenSSL Project OpenSSL 1.1.0c', 'OpenSSL Project OpenSSL 1.1.0b', 'OpenSSL Project OpenSSL 1.1.0a']
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{
  "bids": {
    "bid": {
      "bidNumber": "95812"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-3730"
    }
  },
  "description": "OpenSSL\u662f\u4e00\u79cd\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0\uff0c\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\u3002\r\n\r\nOpenSSL\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u7531\u4e8e\u6076\u610f\u670d\u52a1\u5668\u82e5\u5411DHE\u6216ECDHE\u5bc6\u94a5\u4ea4\u6362\u63d0\u4f9b\u4e86\u7578\u5f62\u7684\u53c2\u6570\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u9020\u6210\u5ba2\u6237\u7aef\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Guido Vranken",
  "formalWay": "OpenSSL Project\u5df2\u7ecf\u4e3a\u6b64\u53d1\u5e03\u4e86\u4e00\u4e2a\u5b89\u5168\u516c\u544a\uff0820170126\uff09\u4ee5\u53ca\u76f8\u5e94\u8865\u4e01:\r\nhttps://www.openssl.org/news/secadv/20170126.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-02334",
  "openTime": "2017-03-03",
  "patchDescription": "OpenSSL\u662f\u4e00\u79cd\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0\uff0c\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\u3002\r\n\r\nOpenSSL\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u7531\u4e8e\u6076\u610f\u670d\u52a1\u5668\u82e5\u5411DHE\u6216ECDHE\u5bc6\u94a5\u4ea4\u6362\u63d0\u4f9b\u4e86\u7578\u5f62\u7684\u53c2\u6570\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u9020\u6210\u5ba2\u6237\u7aef\u5d29\u6e83\uff0c\u5bfc\u81f4\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": "OpenSSL\u7a7a\u6307\u9488\u95f4\u63a5\u5f15\u7528\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "OpenSSL Project OpenSSL 1.1",
      "OpenSSL Project OpenSSL 1.1.0",
      "OpenSSL Project OpenSSL 1.1.0c",
      "OpenSSL Project OpenSSL  1.1.0b",
      "OpenSSL Project OpenSSL  1.1.0a"
    ]
  },
  "referenceLink": "https://www.openssl.org/news/secadv/20170126.txt",
  "serverity": "\u4e2d",
  "submitTime": "2017-02-24",
  "title": "OpenSSL\u7a7a\u6307\u9488\u95f4\u63a5\u5f15\u7528\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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