cnvd-2016-01997
Vulnerability from cnvd

Title: Squid拒绝服务漏洞（CNVD-2016-01997）

Description:

Squid（全称Squid Cache）是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。

Squid 3.1.0版本至3.5.15版本和4.0版本至4.0.7版本中存在拒绝服务漏洞，该漏洞源于程序处理pinger中的ICMPv6数据包时存在错误。攻击者可利用该漏洞借助特制的ICMPv6响应造成拒绝服务（越边界读取内存）或泄露内存内容。

Severity: 中

Patch Name: Squid拒绝服务漏洞（CNVD-2016-01997）的补丁

Patch Description:

Squid（全称Squid Cache）是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。

Squid 3.1.0版本至3.5.15版本和4.0版本至4.0.7版本中存在拒绝服务漏洞，该漏洞源于程序处理pinger中的ICMPv6数据包时存在错误。攻击者可利用该漏洞借助特制的ICMPv6响应造成拒绝服务（越边界读取内存）或泄露内存内容。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://www.squid-cache.org/Advisories/SQUID-2016_3.txt

Reference: http://www.squid-cache.org/Advisories/SQUID-2016_3.txt http://www.squid-cache.org/Advisories/SQUID-2016_4.txt

Impacted products
Name
['Squid Squid >=3.1.0，<=3.5.15', 'Squid Squid >=4.0，<=4.0.7']
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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-3947"
    }
  },
  "description": "Squid\uff08\u5168\u79f0Squid Cache\uff09\u662f\u4e00\u5957\u4ee3\u7406\u670d\u52a1\u5668\u548cWeb\u7f13\u5b58\u670d\u52a1\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u63d0\u4f9b\u7f13\u5b58\u4e07\u7ef4\u7f51\u3001\u8fc7\u6ee4\u6d41\u91cf\u3001\u4ee3\u7406\u4e0a\u7f51\u7b49\u529f\u80fd\u3002\r\n\r\nSquid 3.1.0\u7248\u672c\u81f33.5.15\u7248\u672c\u548c4.0\u7248\u672c\u81f34.0.7\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5904\u7406pinger\u4e2d\u7684ICMPv6\u6570\u636e\u5305\u65f6\u5b58\u5728\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u501f\u52a9\u7279\u5236\u7684ICMPv6\u54cd\u5e94\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u8bfb\u53d6\u5185\u5b58\uff09\u6216\u6cc4\u9732\u5185\u5b58\u5185\u5bb9\u3002",
  "discovererName": "Squid",
  "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://www.squid-cache.org/Advisories/SQUID-2016_3.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01997",
  "openTime": "2016-04-07",
  "patchDescription": "Squid\uff08\u5168\u79f0Squid Cache\uff09\u662f\u4e00\u5957\u4ee3\u7406\u670d\u52a1\u5668\u548cWeb\u7f13\u5b58\u670d\u52a1\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u63d0\u4f9b\u7f13\u5b58\u4e07\u7ef4\u7f51\u3001\u8fc7\u6ee4\u6d41\u91cf\u3001\u4ee3\u7406\u4e0a\u7f51\u7b49\u529f\u80fd\u3002\r\n\r\nSquid 3.1.0\u7248\u672c\u81f33.5.15\u7248\u672c\u548c4.0\u7248\u672c\u81f34.0.7\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5904\u7406pinger\u4e2d\u7684ICMPv6\u6570\u636e\u5305\u65f6\u5b58\u5728\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u501f\u52a9\u7279\u5236\u7684ICMPv6\u54cd\u5e94\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u8bfb\u53d6\u5185\u5b58\uff09\u6216\u6cc4\u9732\u5185\u5b58\u5185\u5bb9\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": "Squid\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01997\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Squid Squid \u003e=3.1.0\uff0c\u003c=3.5.15",
      "Squid Squid \u003e=4.0\uff0c\u003c=4.0.7"
    ]
  },
  "referenceLink": "http://www.squid-cache.org/Advisories/SQUID-2016_3.txt\r\nhttp://www.squid-cache.org/Advisories/SQUID-2016_4.txt",
  "serverity": "\u4e2d",
  "submitTime": "2016-04-06",
  "title": "Squid\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01997\uff09"
}


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