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CNVD-2016-01479

Vulnerability from cnvd - Published: 2016-03-08
VLAI
Title
OpenSSL拒绝服务漏洞（CNVD-2016-01479）
Description
OpenSSL是OpenSSL团队开发的一个开源的能够实现安全套接层（SSL v2/v3）和安全传输层（TLS v1）协议的通用加密库，它支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。 OpenSSL 1.0.1s之前1.0.1版本和1.0.2g之前1.0.2版本的crypto/bio/b_print.c文件中的‘doapr_outch’函数存在安全漏洞，该漏洞源于程序未能验证内存分配是否成功。远程攻击者可借助较长的字符串利用该漏洞造成拒绝服务（越边界写入或内存消耗）。
Severity
高
Patch Name
OpenSSL拒绝服务漏洞（CNVD-2016-01479）的补丁
Patch Description
OpenSSL是OpenSSL团队开发的一个开源的能够实现安全套接层（SSL v2/v3）和安全传输层（TLS v1）协议的通用加密库，它支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。 OpenSSL 1.0.1s之前1.0.1版本和1.0.2g之前1.0.2版本的crypto/bio/b_print.c文件中的‘doapr_outch’函数存在安全漏洞，该漏洞源于程序未能验证内存分配是否成功。远程攻击者可借助较长的字符串利用该漏洞造成拒绝服务（越边界写入或内存消耗）。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

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://openssl.org/news/secadv/20160301.txt

Reference
https://git.openssl.org/?p=openssl.git;a=commit;h=578b956fe741bf8e84055547b1e83c28dd902c73
Impacted products
Name
['OpenSSL OpenSSL 1.0.1(<1.0.1s)', 'OpenSSL OpenSSL 1.0.2(<1.0.2g)']
Show details on source website
To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "84169"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-2842"
    }
  },
  "description": "OpenSSL\u662fOpenSSL\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\uff08SSL v2/v3\uff09\u548c\u5b89\u5168\u4f20\u8f93\u5c42\uff08TLS v1\uff09\u534f\u8bae\u7684\u901a\u7528\u52a0\u5bc6\u5e93\uff0c\u5b83\u652f\u6301\u591a\u79cd\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5305\u62ec\u5bf9\u79f0\u5bc6\u7801\u3001\u54c8\u5e0c\u7b97\u6cd5\u3001\u5b89\u5168\u6563\u5217\u7b97\u6cd5\u7b49\u3002\r\n\r\nOpenSSL 1.0.1s\u4e4b\u524d1.0.1\u7248\u672c\u548c1.0.2g\u4e4b\u524d1.0.2\u7248\u672c\u7684crypto/bio/b_print.c\u6587\u4ef6\u4e2d\u7684\u2018doapr_outch\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1\u5185\u5b58\u5206\u914d\u662f\u5426\u6210\u529f\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u8f83\u957f\u7684\u5b57\u7b26\u4e32\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u5199\u5165\u6216\u5185\u5b58\u6d88\u8017\uff09\u3002",
  "discovererName": "OpenSSL",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://openssl.org/news/secadv/20160301.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01479",
  "openTime": "2016-03-08",
  "patchDescription": "OpenSSL\u662fOpenSSL\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\uff08SSL v2/v3\uff09\u548c\u5b89\u5168\u4f20\u8f93\u5c42\uff08TLS v1\uff09\u534f\u8bae\u7684\u901a\u7528\u52a0\u5bc6\u5e93\uff0c\u5b83\u652f\u6301\u591a\u79cd\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5305\u62ec\u5bf9\u79f0\u5bc6\u7801\u3001\u54c8\u5e0c\u7b97\u6cd5\u3001\u5b89\u5168\u6563\u5217\u7b97\u6cd5\u7b49\u3002\r\n\r\nOpenSSL 1.0.1s\u4e4b\u524d1.0.1\u7248\u672c\u548c1.0.2g\u4e4b\u524d1.0.2\u7248\u672c\u7684crypto/bio/b_print.c\u6587\u4ef6\u4e2d\u7684\u2018doapr_outch\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1\u5185\u5b58\u5206\u914d\u662f\u5426\u6210\u529f\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u8f83\u957f\u7684\u5b57\u7b26\u4e32\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u5199\u5165\u6216\u5185\u5b58\u6d88\u8017\uff09\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01479\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "OpenSSL  OpenSSL 1.0.1(\u003c1.0.1s)",
      "OpenSSL  OpenSSL 1.0.2(\u003c1.0.2g)"
    ]
  },
  "referenceLink": "https://git.openssl.org/?p=openssl.git;a=commit;h=578b956fe741bf8e84055547b1e83c28dd902c73",
  "serverity": "\u9ad8",
  "submitTime": "2016-03-07",
  "title": "OpenSSL\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01479\uff09"
}



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