CNVD-2016-01442

Vulnerability from cnvd - Published: 2016-03-04
VLAI
Title
Squid拒绝服务漏洞（CNVD-2016-01442）
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 3.5.15之前3.x版本和4.0.7之前4.x版本的http.cc文件中存在安全漏洞，该漏洞源于响应解析失败时程序仍继续存储数据。远程攻击者可借助畸形的响应信息利用该漏洞造成拒绝服务（断言失败和守护进程退出）。
Severity
中
Patch Name
Squid拒绝服务漏洞（CNVD-2016-01442）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 3.5.15之前3.x版本和4.0.7之前4.x版本的http.cc文件中存在安全漏洞，该漏洞源于响应解析失败时程序仍继续存储数据。远程攻击者可借助畸形的响应信息利用该漏洞造成拒绝服务（断言失败和守护进程退出）。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

用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13990.patch

Reference
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13990.patch
Impacted products
Name
['Squid Squid 3.x(<3.5.15)', 'Squid Squid 4.x(<4.0.7)']
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-2571"
    }
  },
  "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 3.5.15\u4e4b\u524d3.x\u7248\u672c\u548c4.0.7\u4e4b\u524d4.x\u7248\u672c\u7684http.cc\u6587\u4ef6\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u54cd\u5e94\u89e3\u6790\u5931\u8d25\u65f6\u7a0b\u5e8f\u4ecd\u7ee7\u7eed\u5b58\u50a8\u6570\u636e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7578\u5f62\u7684\u54cd\u5e94\u4fe1\u606f\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65ad\u8a00\u5931\u8d25\u548c\u5b88\u62a4\u8fdb\u7a0b\u9000\u51fa\uff09\u3002",
  "discovererName": "Squid",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13990.patch",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01442",
  "openTime": "2016-03-04",
  "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 3.5.15\u4e4b\u524d3.x\u7248\u672c\u548c4.0.7\u4e4b\u524d4.x\u7248\u672c\u7684http.cc\u6587\u4ef6\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u54cd\u5e94\u89e3\u6790\u5931\u8d25\u65f6\u7a0b\u5e8f\u4ecd\u7ee7\u7eed\u5b58\u50a8\u6570\u636e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7578\u5f62\u7684\u54cd\u5e94\u4fe1\u606f\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65ad\u8a00\u5931\u8d25\u548c\u5b88\u62a4\u8fdb\u7a0b\u9000\u51fa\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": "Squid\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01442\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Squid Squid 3.x(\u003c3.5.15)",
      "Squid Squid 4.x(\u003c4.0.7)"
    ]
  },
  "referenceLink": "http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13990.patch",
  "serverity": "\u4e2d",
  "submitTime": "2016-03-03",
  "title": "Squid\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01442\uff09"
}



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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

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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.



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