cnvd - cnvd-2019-13383

CNVD-2019-13383

Vulnerability from cnvd - Published: 2019-05-08

Title

dhcpcd缓冲区溢出漏洞

Description

dhcpcd是一款开源的DHCP服务器程序。该程序主要为网络提供动态主机配置协议服务。 dhcpcd 6.11.7之前版本和7.2.2之前的7.x版本中的dhcp6.c文件存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

Severity

高

Patch Name

dhcpcd缓冲区溢出漏洞的补丁

Patch Description

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://roy.marples.name/archives/dhcpcd-discuss/0002428.html

Reference

https://web.nvd.nist.gov//vuln/detail/CVE-2019-11766

Impacted products

Name
['dhcpcd dhcpcd <6.11.7', 'dhcpcd dhcpcd 7.*，<7.2.2']

Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-11766",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11766"
    }
  },
  "description": "dhcpcd\u662f\u4e00\u6b3e\u5f00\u6e90\u7684DHCP\u670d\u52a1\u5668\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u4e3b\u8981\u4e3a\u7f51\u7edc\u63d0\u4f9b\u52a8\u6001\u4e3b\u673a\u914d\u7f6e\u534f\u8bae\u670d\u52a1\u3002\n\ndhcpcd 6.11.7\u4e4b\u524d\u7248\u672c\u548c7.2.2\u4e4b\u524d\u76847.x\u7248\u672c\u4e2d\u7684dhcp6.c\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\u3002",
  "discovererName": "unknwon",
  "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://roy.marples.name/archives/dhcpcd-discuss/0002428.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-13383",
  "openTime": "2019-05-08",
  "patchDescription": "dhcpcd\u662f\u4e00\u6b3e\u5f00\u6e90\u7684DHCP\u670d\u52a1\u5668\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u4e3b\u8981\u4e3a\u7f51\u7edc\u63d0\u4f9b\u52a8\u6001\u4e3b\u673a\u914d\u7f6e\u534f\u8bae\u670d\u52a1\u3002\r\n\r\ndhcpcd 6.11.7\u4e4b\u524d\u7248\u672c\u548c7.2.2\u4e4b\u524d\u76847.x\u7248\u672c\u4e2d\u7684dhcp6.c\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u9519\u8bef\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\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": "dhcpcd\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "dhcpcd dhcpcd \u003c6.11.7",
      "dhcpcd dhcpcd 7.*\uff0c\u003c7.2.2"
    ]
  },
  "referenceLink": "https://web.nvd.nist.gov//vuln/detail/CVE-2019-11766",
  "serverity": "\u9ad8",
  "submitTime": "2019-05-05",
  "title": "dhcpcd\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2019-11766 (GCVE-0-2019-11766)

Vulnerability from cvelistv5 – Published: 2019-05-05 05:18 – Updated: 2024-08-04 23:03

Summary

dhcp6.c in dhcpcd before 6.11.7 and 7.x before 7.2.2 has a buffer over-read in the D6_OPTION_PD_EXCLUDE feature.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://bugs.debian.org/928440	x_refsource_MISC
	https://roy.marples.name/archives/dhcpcd-discuss/…	x_refsource_MISC
	https://roy.marples.name/cgit/dhcpcd.git/commit/?…	x_refsource_MISC
	https://roy.marples.name/cgit/dhcpcd.git/commit/?…	x_refsource_MISC
	http://www.securityfocus.com/bid/108172	vdb-entryx_refsource_BID

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
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        "providerMetadata": {
          "dateUpdated": "2024-08-04T23:03:32.799Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            ],
            "url": "https://bugs.debian.org/928440"
          },
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://roy.marples.name/archives/dhcpcd-discuss/0002428.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7\u0026id=c1ebeaafeb324bac997984abdcee2d4e8b61a8a8"
          },
          {
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              "x_refsource_MISC",
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            ],
            "url": "https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7\u0026id=896ef4a54b0578985e5e1360b141593f1d62837b"
          },
          {
            "name": "108172",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/108172"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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      ],
      "descriptions": [
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          "lang": "en",
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        {
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              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-05-07T13:06:06",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.debian.org/928440"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://roy.marples.name/archives/dhcpcd-discuss/0002428.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7\u0026id=c1ebeaafeb324bac997984abdcee2d4e8b61a8a8"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7\u0026id=896ef4a54b0578985e5e1360b141593f1d62837b"
        },
        {
          "name": "108172",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
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        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-11766",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
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                "vendor_name": "n/a"
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              "name": "https://roy.marples.name/archives/dhcpcd-discuss/0002428.html",
              "refsource": "MISC",
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            },
            {
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  "cveMetadata": {
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    "assignerShortName": "mitre",
    "cveId": "CVE-2019-11766",
    "datePublished": "2019-05-05T05:18:14",
    "dateReserved": "2019-05-05T00:00:00",
    "dateUpdated": "2024-08-04T23:03:32.799Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2019-13383

CVE-2019-11766 (GCVE-0-2019-11766)

Tags

Sightings

Nomenclature