Vulnerability-Lookup

CNVD-2016-02508

Vulnerability from cnvd - Published: 2016-06-03

Title

Varnish代理服务器HTTP响应拆分漏洞

Description

Varnish是一款高性能的开源HTTP加速器。 Varnish 3.0.7之前的3.x版本存在安全漏洞，该漏洞源于程序使用CR作为HTTP行分隔符。攻击者可通过发送带有Content-Length头的请求利用该漏洞实施HTTP响应拆分攻击。

Severity

中

Patch Name

Varnish代理服务器HTTP响应拆分漏洞的补丁

Patch Description

Varnish，又名Varnish Cache，是丹麦软件开发者Poul-Henning Kamp所研发的一款高性能、开源的反向代理服务器和缓存服务器。该服务器通过采用Visual Page Cache技术，可实现所有缓存的数据直接从内存读取，从而提高访问速度。Varnish 3.0.7之前3版本中存在安全漏洞，该漏洞源于程序使用CR作为HTTP行分隔符。攻击者可通过发送带有Content-Length头的请求利用该漏洞实施HTTP响应拆分攻击。目前，厂商已经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，详情请关注厂商主页： https://www.varnish-cache.org/

Reference

http://www.openwall.com/lists/oss-security/2016/04/18/7

Impacted products

Name
Varnish Varnish >=3.x;<3.0.7

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8852"
    }
  },
  "description": "Varnish\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684\u5f00\u6e90HTTP\u52a0\u901f\u5668\u3002\r\n\r\nVarnish 3.0.7\u4e4b\u524d\u76843.x\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u4f7f\u7528CR\u4f5c\u4e3aHTTP\u884c\u5206\u9694\u7b26\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u5e26\u6709Content-Length\u5934\u7684\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bdHTTP\u54cd\u5e94\u62c6\u5206\u653b\u51fb\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://www.varnish-cache.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-02508",
  "openTime": "2016-06-03",
  "patchDescription": "Varnish\uff0c\u53c8\u540dVarnish Cache\uff0c\u662f\u4e39\u9ea6\u8f6f\u4ef6\u5f00\u53d1\u8005Poul-Henning Kamp\u6240\u7814\u53d1\u7684\u4e00\u6b3e\u9ad8\u6027\u80fd\u3001\u5f00\u6e90\u7684\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u548c\u7f13\u5b58\u670d\u52a1\u5668\u3002\u8be5\u670d\u52a1\u5668\u901a\u8fc7\u91c7\u7528Visual Page Cache\u6280\u672f\uff0c\u53ef\u5b9e\u73b0\u6240\u6709\u7f13\u5b58\u7684\u6570\u636e\u76f4\u63a5\u4ece\u5185\u5b58\u8bfb\u53d6\uff0c\u4ece\u800c\u63d0\u9ad8\u8bbf\u95ee\u901f\u5ea6\u3002Varnish 3.0.7\u4e4b\u524d3\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u4f7f\u7528CR\u4f5c\u4e3aHTTP\u884c\u5206\u9694\u7b26\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u5e26\u6709Content-Length\u5934\u7684\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bdHTTP\u54cd\u5e94\u62c6\u5206\u653b\u51fb\u3002\u76ee\u524d\uff0c\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Varnish\u4ee3\u7406\u670d\u52a1\u5668HTTP\u54cd\u5e94\u62c6\u5206\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Varnish Varnish \u003e=3.x;\u003c3.0.7"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/04/18/7",
  "serverity": "\u4e2d",
  "submitTime": "2016-04-20",
  "title": "Varnish\u4ee3\u7406\u670d\u52a1\u5668HTTP\u54cd\u5e94\u62c6\u5206\u6f0f\u6d1e"
}

CVE-2015-8852 (GCVE-0-2015-8852)

Vulnerability from cvelistv5 – Published: 2016-04-25 14:00 – Updated: 2024-08-06 08:29

Summary

Varnish 3.x before 3.0.7, when used in certain stacked installations, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a header line terminated by a \r (carriage return) character in conjunction with multiple Content-Length headers in an HTTP request.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

8 references

URL	Tags
http://www.debian.org/security/2016/dsa-3553	vendor-advisoryx_refsource_DEBIAN
https://www.varnish-cache.org/lists/pipermail/var…	mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2016/04/18/7	mailing-listx_refsource_MLIST
https://security.gentoo.org/glsa/201607-10	vendor-advisoryx_refsource_GENTOO
https://github.com/varnish/Varnish-Cache/commit/2…	x_refsource_CONFIRM
https://github.com/varnish/Varnish-Cache/commit/8…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2016/04/16/1	mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE

Date Public

2015-03-23 00:00

Show details on NVD website

JSON

To clipboard

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              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3553"
          },
          {
            "name": "[varnish-announce] 20150323 Varnish 3.0.7 released.",
            "tags": [
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              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://www.varnish-cache.org/lists/pipermail/varnish-announce/2015-March/000701.html"
          },
          {
            "name": "[oss-security] 20160418 Re: CVE request: Varnish 3 before 3.0.7 was vulnerable to HTTP Smuggling issues: Double Content Length and bad EOL",
            "tags": [
              "mailing-list",
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              "x_transferred"
            ],
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          },
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            "name": "GLSA-201607-10",
            "tags": [
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              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201607-10"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/varnish/Varnish-Cache/commit/29870c8fe95e4e8a672f6f28c5fbe692bea09e9c"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
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          "url": "http://www.debian.org/security/2016/dsa-3553"
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          "name": "[varnish-announce] 20150323 Varnish 3.0.7 released.",
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          "url": "https://www.varnish-cache.org/lists/pipermail/varnish-announce/2015-March/000701.html"
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          "name": "[oss-security] 20160418 Re: CVE request: Varnish 3 before 3.0.7 was vulnerable to HTTP Smuggling issues: Double Content Length and bad EOL",
          "tags": [
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            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2016/04/18/7"
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        {
          "name": "GLSA-201607-10",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
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          "url": "https://security.gentoo.org/glsa/201607-10"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
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          "url": "https://github.com/varnish/Varnish-Cache/commit/29870c8fe95e4e8a672f6f28c5fbe692bea09e9c"
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          "url": "http://www.openwall.com/lists/oss-security/2016/04/16/1"
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          "name": "openSUSE-SU-2016:1316",
          "tags": [
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          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00064.html"
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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.

Detection rules are retrieved from Rulezet.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2016-02508

CVE-2015-8852 (GCVE-0-2015-8852)

Tags

Sightings

Nomenclature

Related by attack behaviour