Vulnerability-Lookup

CNVD-2019-02518

Vulnerability from cnvd - Published: 2019-01-23

Title

HAProxy拒绝服务漏洞（CNVD-2019-02518）

Description

HAProxy是法国HAProxy公司的一款开源的TCP/HTTP负载均衡服务器。该服务器提供4层、7层代理，并能支持上万级别的连接，具有高效、稳定等特点。 HAProxy1.8.17之前版本和1.9.1之前版本中存在拒绝服务漏洞，该漏洞源于程序错误地处理了请求，攻击者可利用该漏洞造成拒绝服务。

Severity

中

Patch Name

HAProxy拒绝服务漏洞（CNVD-2019-02518）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。该服务器提供4层、7层代理，并能支持上万级别的连接，具有高效、稳定等特点。 HAProxy1.8.17之前版本和1.9.1之前版本中存在拒绝服务漏洞，该漏洞源于程序错误地处理了请求，攻击者可利用该漏洞造成拒绝服务。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： http://www.haproxy.org/news.html

Reference

https://www.auscert.org.au/bulletins/74210

Impacted products

Name
['HAProxy HAProxy <1.8.17', 'HAProxy HAProxy <1.9.1']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-20615"
    }
  },
  "description": "HAProxy\u662f\u6cd5\u56fdHAProxy\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u6e90\u7684TCP/HTTP\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\u3002\u8be5\u670d\u52a1\u5668\u63d0\u4f9b4\u5c42\u30017\u5c42\u4ee3\u7406\uff0c\u5e76\u80fd\u652f\u6301\u4e0a\u4e07\u7ea7\u522b\u7684\u8fde\u63a5\uff0c\u5177\u6709\u9ad8\u6548\u3001\u7a33\u5b9a\u7b49\u7279\u70b9\u3002\n\nHAProxy1.8.17\u4e4b\u524d\u7248\u672c\u548c1.9.1\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u9519\u8bef\u5730\u5904\u7406\u4e86\u8bf7\u6c42\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "unknown",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://www.haproxy.org/news.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-02518",
  "openTime": "2019-01-23",
  "patchDescription": "HAProxy\u662f\u6cd5\u56fdHAProxy\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u6e90\u7684TCP/HTTP\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\u3002\u8be5\u670d\u52a1\u5668\u63d0\u4f9b4\u5c42\u30017\u5c42\u4ee3\u7406\uff0c\u5e76\u80fd\u652f\u6301\u4e0a\u4e07\u7ea7\u522b\u7684\u8fde\u63a5\uff0c\u5177\u6709\u9ad8\u6548\u3001\u7a33\u5b9a\u7b49\u7279\u70b9\u3002\r\n\r\nHAProxy1.8.17\u4e4b\u524d\u7248\u672c\u548c1.9.1\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u9519\u8bef\u5730\u5904\u7406\u4e86\u8bf7\u6c42\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2019-02518\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "HAProxy HAProxy \u003c1.8.17",
      "HAProxy HAProxy \u003c1.9.1"
    ]
  },
  "referenceLink": "https://www.auscert.org.au/bulletins/74210",
  "serverity": "\u4e2d",
  "submitTime": "2019-01-18",
  "title": "HAProxy\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2019-02518\uff09"
}

CVE-2018-20615 (GCVE-0-2018-20615)

Vulnerability from cvelistv5 – Published: 2019-03-18 16:11 – Updated: 2024-08-05 12:05

Summary

An out-of-bounds read issue was discovered in the HTTP/2 protocol decoder in HAProxy 1.8.x and 1.9.x through 1.9.0 which can result in a crash. The processing of the PRIORITY flag in a HEADERS frame requires 5 extra bytes, and while these bytes are skipped, the total frame length was not re-checked to make sure they were present in the frame.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

6 references

URL	Tags
http://www.securityfocus.com/bid/106645	vdb-entryx_refsource_BID
https://access.redhat.com/errata/RHSA-2019:0275	vendor-advisoryx_refsource_REDHAT
http://lists.opensuse.org/opensuse-security-annou…	mailing-listx_refsource_MLIST
https://usn.ubuntu.com/3858-1/	vendor-advisoryx_refsource_UBUNTU
https://www.mail-archive.com/haproxy%40formilux.o…	mailing-listx_refsource_MLIST
https://access.redhat.com/errata/RHBA-2019:0327	vendor-advisoryx_refsource_REDHAT

Show details on NVD website

JSON

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{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T12:05:17.640Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "106645",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/106645"
          },
          {
            "name": "RHSA-2019:0275",
            "tags": [
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              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2019:0275"
          },
          {
            "name": "[opensuse-security-announce] 20190213 [security-announce] openSUSE-SU-2019:0166-1: important: Security update for haproxy",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00018.html"
          },
          {
            "name": "3858-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3858-1/"
          },
          {
            "name": "[haproxy@formilux.org] 20190108 [ANNOUNCE] haproxy-1.8.17",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://www.mail-archive.com/haproxy%40formilux.org/msg32304.html"
          },
          {
            "name": "RHBA-2019:0327",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/errata/RHBA-2019:0327"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An out-of-bounds read issue was discovered in the HTTP/2 protocol decoder in HAProxy 1.8.x and 1.9.x through 1.9.0 which can result in a crash. The processing of the PRIORITY flag in a HEADERS frame requires 5 extra bytes, and while these bytes are skipped, the total frame length was not re-checked to make sure they were present in the frame."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
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              "lang": "en",
              "type": "text"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2019-04-24T05:06:06.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "106645",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/106645"
        },
        {
          "name": "RHSA-2019:0275",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2019:0275"
        },
        {
          "name": "[opensuse-security-announce] 20190213 [security-announce] openSUSE-SU-2019:0166-1: important: Security update for haproxy",
          "tags": [
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          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00018.html"
        },
        {
          "name": "3858-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3858-1/"
        },
        {
          "name": "[haproxy@formilux.org] 20190108 [ANNOUNCE] haproxy-1.8.17",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://www.mail-archive.com/haproxy%40formilux.org/msg32304.html"
        },
        {
          "name": "RHBA-2019:0327",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/errata/RHBA-2019:0327"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-20615",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
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                      }
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                "vendor_name": "n/a"
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              "name": "106645",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/106645"
            },
            {
              "name": "RHSA-2019:0275",
              "refsource": "REDHAT",
              "url": "https://access.redhat.com/errata/RHSA-2019:0275"
            },
            {
              "name": "[opensuse-security-announce] 20190213 [security-announce] openSUSE-SU-2019:0166-1: important: Security update for haproxy",
              "refsource": "MLIST",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00018.html"
            },
            {
              "name": "3858-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3858-1/"
            },
            {
              "name": "[haproxy@formilux.org] 20190108 [ANNOUNCE] haproxy-1.8.17",
              "refsource": "MLIST",
              "url": "https://www.mail-archive.com/haproxy@formilux.org/msg32304.html"
            },
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "dateReserved": "2018-12-31T00:00:00.000Z",
    "dateUpdated": "2024-08-05T12:05:17.640Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

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.

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Action not permitted

CNVD-2019-02518

CVE-2018-20615 (GCVE-0-2018-20615)

Tags

Sightings

Nomenclature

Related by attack behaviour