cnvd - cnvd-2022-05867

cnvd-2022-05867

Vulnerability from cnvd

Title: HAProxy输入验证错误漏洞

Description:

HAProxy是法国HAProxy=公司的一款开源的TCP/HTTP负载均衡服务器。=

HAProxy存在输入验证错误漏洞，该漏洞源于HAProxy中的htx_add_header()和htx_add_trailer() 函数中缺少标头名称长度检查，攻击者可利用漏洞导致请求走私攻击或响应拆分攻击。

Severity: 中

Patch Name: HAProxy输入验证错误漏洞的补丁

Patch Description:

HAProxy是法国HAProxy=公司的一款开源的TCP/HTTP负载均衡服务器。=

HAProxy存在输入验证错误漏洞，该漏洞源于HAProxy中的htx_add_header()和htx_add_trailer() 函数中缺少标头名称长度检查，攻击者可利用漏洞导致请求走私攻击或响应拆分攻击。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.auscert.org.au/bulletins/ESB-2021.3002

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-40346

Impacted products

Name
HAProxy HAProxy >=2.0，<=2.5

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-40346"
    }
  },
  "description": "HAProxy\u662f\u6cd5\u56fdHAProxy=\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u6e90\u7684TCP/HTTP\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\u3002=\n\nHAProxy\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eHAProxy\u4e2d\u7684htx_add_header()\u548chtx_add_trailer() \u51fd\u6570\u4e2d\u7f3a\u5c11\u6807\u5934\u540d\u79f0\u957f\u5ea6\u68c0\u67e5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u8bf7\u6c42\u8d70\u79c1\u653b\u51fb\u6216\u54cd\u5e94\u62c6\u5206\u653b\u51fb\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.auscert.org.au/bulletins/ESB-2021.3002",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-05867",
  "openTime": "2022-01-23",
  "patchDescription": "HAProxy\u662f\u6cd5\u56fdHAProxy=\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u6e90\u7684TCP/HTTP\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\u3002=\r\n\r\nHAProxy\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eHAProxy\u4e2d\u7684htx_add_header()\u548chtx_add_trailer() \u51fd\u6570\u4e2d\u7f3a\u5c11\u6807\u5934\u540d\u79f0\u957f\u5ea6\u68c0\u67e5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u8bf7\u6c42\u8d70\u79c1\u653b\u51fb\u6216\u54cd\u5e94\u62c6\u5206\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": "HAProxy\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "HAProxy HAProxy \u003e=2.0\uff0c\u003c=2.5"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-40346",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-09",
  "title": "HAProxy\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2021-40346 (GCVE-0-2021-40346)

Vulnerability from cvelistv5

Published

2021-09-08 16:40

Modified

2024-08-04 02:27

Severity ?

CWE

Summary

An integer overflow exists in HAProxy 2.0 through 2.5 in htx_add_header that can be exploited to perform an HTTP request smuggling attack, allowing an attacker to bypass all configured http-request HAProxy ACLs and possibly other ACLs.

References

▼	URL	Tags
	https://www.mail-archive.com/haproxy%40formilux.org	x_refsource_MISC
	https://git.haproxy.org/?p=haproxy.git	x_refsource_MISC
	https://www.debian.org/security/2021/dsa-4968	vendor-advisory, x_refsource_DEBIAN
	https://www.mail-archive.com/haproxy%40formilux.org/msg41114.html	x_refsource_MISC
	https://jfrog.com/blog/critical-vulnerability-in-haproxy-cve-2021-40346-integer-overflow-enables-http-smuggling/	x_refsource_MISC
	https://github.com/haproxy/haproxy/commit/3b69886f7dcc3cfb3d166309018e6cfec9ce2c95	x_refsource_MISC
	https://lists.apache.org/thread.html/r284567dd7523f5823e2ce995f787ccd37b1cc4108779c50a97c79120%40%3Cdev.cloudstack.apache.org%3E	mailing-list, x_refsource_MLIST
	https://lists.apache.org/thread.html/r8a58fd7a29808e5d27ee56877745e58dc4bb041b9af94601554e2a5a%40%3Cdev.cloudstack.apache.org%3E	mailing-list, x_refsource_MLIST
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A7V2IYO22LWVBGUNZWVKNTMDV4KINLFO/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MXTSBY2TEAXWZVFQM3CXHJFRONX7PEMN/	vendor-advisory, x_refsource_FEDORA

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
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              "x_transferred"
            ],
            "url": "https://www.mail-archive.com/haproxy%40formilux.org"
          },
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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://git.haproxy.org/?p=haproxy.git"
          },
          {
            "name": "DSA-4968",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
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            "url": "https://www.debian.org/security/2021/dsa-4968"
          },
          {
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              "x_refsource_MISC",
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            "url": "https://www.mail-archive.com/haproxy%40formilux.org/msg41114.html"
          },
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            "tags": [
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            ],
            "url": "https://jfrog.com/blog/critical-vulnerability-in-haproxy-cve-2021-40346-integer-overflow-enables-http-smuggling/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/haproxy/haproxy/commit/3b69886f7dcc3cfb3d166309018e6cfec9ce2c95"
          },
          {
            "name": "[cloudstack-dev] 20210910 CVE-2021-40346 (haproxy 2.x)",
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              "mailing-list",
              "x_refsource_MLIST",
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            "url": "https://lists.apache.org/thread.html/r284567dd7523f5823e2ce995f787ccd37b1cc4108779c50a97c79120%40%3Cdev.cloudstack.apache.org%3E"
          },
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            "name": "[cloudstack-dev] 20210910 Re: CVE-2021-40346 (haproxy 2.x)",
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          },
          {
            "name": "FEDORA-2021-3493f9f6ab",
            "tags": [
              "vendor-advisory",
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          "tags": [
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            "x_refsource_FEDORA"
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MXTSBY2TEAXWZVFQM3CXHJFRONX7PEMN/"
        }
      ],
      "x_legacyV4Record": {
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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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