cnvd - cnvd-2020-31666

cnvd-2020-31666

Vulnerability from cnvd

Title: Puma环境错误漏洞（CNVD-2020-31666）

Description:

Puma是一款针对高并发应用的Web服务器。

Puma存在环境错误漏洞。攻击者可借助无效的transfer-encoding标头利用该漏洞实施HTTP走私攻击。

Severity: 中

Patch Name: Puma环境错误漏洞（CNVD-2020-31666）的补丁

Patch Description:

Puma是一款针对高并发应用的Web服务器。

Puma存在环境错误漏洞。攻击者可借助无效的transfer-encoding标头利用该漏洞实施HTTP走私攻击。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-11076

Impacted products

Name
['Puma Puma (RubyGem) <4.3.4', 'Puma Puma (RubyGem) <3.12.5']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-11076"
    }
  },
  "description": "Puma\u662f\u4e00\u6b3e\u9488\u5bf9\u9ad8\u5e76\u53d1\u5e94\u7528\u7684Web\u670d\u52a1\u5668\u3002\n\nPuma\u5b58\u5728\u73af\u5883\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u65e0\u6548\u7684transfer-encoding\u6807\u5934\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bdHTTP\u8d70\u79c1\u653b\u51fb\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-31666",
  "openTime": "2020-06-04",
  "patchDescription": "Puma\u662f\u4e00\u6b3e\u9488\u5bf9\u9ad8\u5e76\u53d1\u5e94\u7528\u7684Web\u670d\u52a1\u5668\u3002\r\n\r\nPuma\u5b58\u5728\u73af\u5883\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u65e0\u6548\u7684transfer-encoding\u6807\u5934\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bdHTTP\u8d70\u79c1\u653b\u51fb\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": "Puma\u73af\u5883\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-31666\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Puma Puma (RubyGem) \u003c4.3.4",
      "Puma Puma (RubyGem) \u003c3.12.5"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-11076",
  "serverity": "\u4e2d",
  "submitTime": "2020-05-25",
  "title": "Puma\u73af\u5883\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-31666\uff09"
}

CVE-2020-11076 (GCVE-0-2020-11076)

Vulnerability from cvelistv5

Published

2020-05-22 14:50

Modified

2024-08-04 11:21

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CWE

CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Summary

In Puma (RubyGem) before 4.3.4 and 3.12.5, an attacker could smuggle an HTTP response, by using an invalid transfer-encoding header. The problem has been fixed in Puma 3.12.5 and Puma 4.3.4.

References

▼	URL	Tags
	https://github.com/puma/puma/security/advisories/GHSA-x7jg-6pwg-fx5h	x_refsource_CONFIRM
	https://github.com/puma/puma/blob/master/History.md#434435-and-31253126--2020-05-22	x_refsource_MISC
	https://github.com/puma/puma/commit/f24d5521295a2152c286abb0a45a1e1e2bd275bd	x_refsource_MISC
	http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00034.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00038.html	vendor-advisory, x_refsource_SUSE
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SKIY5H67GJIGJL6SMFWFLUQQQR3EMVPR/	vendor-advisory, x_refsource_FEDORA
	https://lists.debian.org/debian-lts-announce/2020/10/msg00009.html	mailing-list, x_refsource_MLIST

Impacted products

	Vendor	Product	Version
	puma	puma	Version: < 3.12.5 Version: >= 4.0.0, < 4.3.4

Show details on NVD website

JSON

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          },
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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