cnvd-2015-07949
Vulnerability from cnvd
Title
OpenSSL ASN.1签名空指针引用漏洞
Description
OpenSSL是一款开放源码的SSL实现,用来实现网络通信的高强度加密。 OpenSSL存在安全漏洞，远程攻击者可利用漏洞发送使用RSA PSS算法，但不包含MAST生成函数参数的特殊ASN.1签名的证书，触发空指针应用，进行拒绝服务攻击。
Severity
中
Patch Name
OpenSSL ASN.1签名空指针引用漏洞的补丁
Patch Description
OpenSSL是一款开放源码的SSL实现,用来实现网络通信的高强度加密。OpenSSL存在安全漏洞，远程攻击者可利用漏洞发送使用RSA PSS算法，但不包含MAST生成函数参数的特殊ASN.1签名的证书，触发空指针应用，进行拒绝服务攻击。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 0.9.8zh, 1.0.0t, 1.0.1q, 1.0.2e已经修复该漏洞，建议用户修复更新： https://www.openssl.org

Reference
https://www.openssl.org/news/secadv/20151203.txt
Impacted products
Name
['OpenSSL OpenSSL 1.0.1(<1.0.1q)', 'OpenSSL OpenSSL 1.0.2(<1.0.2e)']
Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-3194"
    }
  },
  "description": "OpenSSL\u662f\u4e00\u6b3e\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0,\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\u3002\r\n\r\nOpenSSL\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u53d1\u9001\u4f7f\u7528RSA PSS\u7b97\u6cd5\uff0c\u4f46\u4e0d\u5305\u542bMAST\u751f\u6210\u51fd\u6570\u53c2\u6570\u7684\u7279\u6b8aASN.1\u7b7e\u540d\u7684\u8bc1\u4e66\uff0c\u89e6\u53d1\u7a7a\u6307\u9488\u5e94\u7528\uff0c\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "Hanno B\u00f6ck",
  "formalWay": "OpenSSL 0.9.8zh, 1.0.0t, 1.0.1q, 1.0.2e\u5df2\u7ecf\u4fee\u590d\u8be5\u6f0f\u6d1e\uff0c\u5efa\u8bae\u7528\u6237\u4fee\u590d\u66f4\u65b0\uff1a\r\nhttps://www.openssl.org",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-07949",
  "openTime": "2015-12-07",
  "patchDescription": "OpenSSL\u662f\u4e00\u6b3e\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0,\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\u3002OpenSSL\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u53d1\u9001\u4f7f\u7528RSA PSS\u7b97\u6cd5\uff0c\u4f46\u4e0d\u5305\u542bMAST\u751f\u6210\u51fd\u6570\u53c2\u6570\u7684\u7279\u6b8aASN.1\u7b7e\u540d\u7684\u8bc1\u4e66\uff0c\u89e6\u53d1\u7a7a\u6307\u9488\u5e94\u7528\uff0c\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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 ASN.1\u7b7e\u540d\u7a7a\u6307\u9488\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "OpenSSL OpenSSL 1.0.1(\u003c1.0.1q)",
      "OpenSSL OpenSSL 1.0.2(\u003c1.0.2e)"
    ]
  },
  "referenceLink": "https://www.openssl.org/news/secadv/20151203.txt",
  "serverity": "\u4e2d",
  "submitTime": "2015-12-06",
  "title": "OpenSSL ASN.1\u7b7e\u540d\u7a7a\u6307\u9488\u5f15\u7528\u6f0f\u6d1e"
}


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