CNVD-2016-01437

Vulnerability from cnvd - Published: 2016-03-04
VLAI Severity ?
Title
OpenSSL DSA代码双重释放漏洞
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，现在被广泛地用于各种网络应用程序中。 OpenSSL 1.0.2及更早版本、1.0.1及更早版本解析畸形DSA密钥中存在双重释放漏洞，允许攻击者利用该漏洞使受影响应用拒绝服务或内存破坏。
Severity
中
Patch Name
OpenSSL DSA代码双重释放漏洞的补丁
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，现在被广泛地用于各种网络应用程序中。 OpenSSL 1.0.2及更早版本、1.0.1及更早版本解析畸形DSA密钥中存在双重释放漏洞，允许攻击者利用该漏洞使受影响应用拒绝服务或内存破坏。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： https://www.openssl.org/news/secadv/20160301.txt

Reference
https://www.openssl.org/news/secadv/20160301.txt
Impacted products
Name
['OpenSSL OpenSSL 1.0.2', 'OpenSSL OpenSSL 1.0.1']
Show details on source website
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{
  "bids": {
    "bid": {
      "bidNumber": "83754"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-0705"
    }
  },
  "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\uff0c\u73b0\u5728\u88ab\u5e7f\u6cdb\u5730\u7528\u4e8e\u5404\u79cd\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\r\n\r\nOpenSSL 1.0.2\u53ca\u66f4\u65e9\u7248\u672c\u30011.0.1\u53ca\u66f4\u65e9\u7248\u672c\u89e3\u6790\u7578\u5f62DSA\u5bc6\u94a5\u4e2d\u5b58\u5728\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u53d7\u5f71\u54cd\u5e94\u7528\u62d2\u7edd\u670d\u52a1\u6216\u5185\u5b58\u7834\u574f\u3002",
  "discovererName": "Nimrod Aviram and Sebastian Schinzel",
  "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\nhttps://www.openssl.org/news/secadv/20160301.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01437",
  "openTime": "2016-03-04",
  "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\uff0c\u73b0\u5728\u88ab\u5e7f\u6cdb\u5730\u7528\u4e8e\u5404\u79cd\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\r\n\r\nOpenSSL 1.0.2\u53ca\u66f4\u65e9\u7248\u672c\u30011.0.1\u53ca\u66f4\u65e9\u7248\u672c\u89e3\u6790\u7578\u5f62DSA\u5bc6\u94a5\u4e2d\u5b58\u5728\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u53d7\u5f71\u54cd\u5e94\u7528\u62d2\u7edd\u670d\u52a1\u6216\u5185\u5b58\u7834\u574f\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 DSA\u4ee3\u7801\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "OpenSSL  OpenSSL 1.0.2",
      "OpenSSL  OpenSSL 1.0.1"
    ]
  },
  "referenceLink": "https://www.openssl.org/news/secadv/20160301.txt",
  "serverity": "\u4e2d",
  "submitTime": "2016-03-02",
  "title": "OpenSSL DSA\u4ee3\u7801\u53cc\u91cd\u91ca\u653e\u6f0f\u6d1e"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.