Vulnerability-Lookup

CNVD-2016-01441

Vulnerability from cnvd - Published: 2016-03-04

Title

Squid拒绝服务漏洞（CNVD-2016-01441）

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Edge Side Includes(ESI)解析器中存在安全漏洞，该漏洞源于程序在解析XML期间未能检查缓冲区限制。远程攻击者可借助特制的XML文档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-2016-01441）的补丁

Patch Description

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-3.5-13993.patch

Reference

http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13993.patch

Impacted products

Name
['Squid Squid 3.x(<3.5.15)', 'Squid Squid 4.x(<4.0.7)']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-2570"
    }
  },
  "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\u7684Edge Side Includes(ESI)\u89e3\u6790\u5668\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728\u89e3\u6790XML\u671f\u95f4\u672a\u80fd\u68c0\u67e5\u7f13\u51b2\u533a\u9650\u5236\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684XML\u6587\u6863\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-3.5-13993.patch",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-01441",
  "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\u7684Edge Side Includes(ESI)\u89e3\u6790\u5668\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5728\u89e3\u6790XML\u671f\u95f4\u672a\u80fd\u68c0\u67e5\u7f13\u51b2\u533a\u9650\u5236\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684XML\u6587\u6863\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-2016-01441\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-3.5-13993.patch",
  "serverity": "\u4e2d",
  "submitTime": "2016-03-03",
  "title": "Squid\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-01441\uff09"
}

CVE-2016-2570 (GCVE-0-2016-2570)

Vulnerability from cvelistv5 – Published: 2016-02-27 02:00 – Updated: 2024-08-05 23:32

Summary

The Edge Side Includes (ESI) parser in Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not check buffer limits during XML parsing, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a crafted XML document, related to esi/CustomParser.cc and esi/CustomParser.h.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2332 records in the last 180 days details

References

11 references

URL	Tags
https://usn.ubuntu.com/3557-1/	vendor-advisoryx_refsource_UBUNTU
https://security.gentoo.org/glsa/201607-01	vendor-advisoryx_refsource_GENTOO
http://www.squid-cache.org/Advisories/SQUID-2016_2.txt	x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://www.squid-cache.org/Versions/v4/changesets…	x_refsource_CONFIRM
http://rhn.redhat.com/errata/RHSA-2016-2600.html	vendor-advisoryx_refsource_REDHAT
http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
http://www.squid-cache.org/Versions/v3/3.5/change…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2016/02/26/2	mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://www.securitytracker.com/id/1035101	vdb-entryx_refsource_SECTRACK

Date Public

2016-02-26 00:00

Show details on NVD website

JSON

To clipboard

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            "name": "SUSE-SU-2016:1996",
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          },
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          },
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            "tags": [
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          ],
          "url": "http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13993.patch"
        },
        {
          "name": "[oss-security] 20160226 Re: CVE request: Squid HTTP Caching Proxy multiple denial of service issues",
          "tags": [
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          "url": "http://www.openwall.com/lists/oss-security/2016/02/26/2"
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          ],
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}

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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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