cnvd - cnvd-2015-02081

CNVD-2015-02081

Vulnerability from cnvd - Published: 2015-03-31

Title

Cisco IOS XR DHCPv4服务器拒绝服务漏洞

Description

Cisco IOS XR是Cisco IOS软件家族的一员,使用基于微内核分配操作系统架构。 ASR 9000设备上得Cisco IOS XR DHCPv4服务器存在安全漏洞，允许远程攻击者利用漏洞通过特制的DHCP报文进行拒绝服务攻击。

Severity

中

Patch Name

Cisco IOS XR DHCPv4服务器拒绝服务漏洞的补丁

Patch Description

Cisco IOS XR是Cisco IOS软件家族的一员,使用基于微内核分配操作系统架构。ASR 9000设备上得Cisco IOS XR DHCPv4服务器存在安全漏洞，允许远程攻击者利用漏洞通过特制的DHCP报文进行拒绝服务攻击。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

目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： http://tools.cisco.com/security/center/viewAlert.x?alertId=38006

Reference

http://tools.cisco.com/security/center/viewAlert.x?alertId=38006

Impacted products

Name
Cisco IOS XR 5.2.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-0672"
    }
  },
  "description": "Cisco IOS XR\u662fCisco IOS\u8f6f\u4ef6\u5bb6\u65cf\u7684\u4e00\u5458,\u4f7f\u7528\u57fa\u4e8e\u5fae\u5185\u6838\u5206\u914d\u64cd\u4f5c\u7cfb\u7edf\u67b6\u6784\u3002\r\n\r\nASR 9000\u8bbe\u5907\u4e0a\u5f97Cisco IOS XR DHCPv4\u670d\u52a1\u5668\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u901a\u8fc7\u7279\u5236\u7684DHCP\u62a5\u6587\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "Cisco",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://tools.cisco.com/security/center/viewAlert.x?alertId=38006",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-02081",
  "openTime": "2015-03-31",
  "patchDescription": "Cisco IOS XR\u662fCisco IOS\u8f6f\u4ef6\u5bb6\u65cf\u7684\u4e00\u5458,\u4f7f\u7528\u57fa\u4e8e\u5fae\u5185\u6838\u5206\u914d\u64cd\u4f5c\u7cfb\u7edf\u67b6\u6784\u3002ASR 9000\u8bbe\u5907\u4e0a\u5f97Cisco IOS XR DHCPv4\u670d\u52a1\u5668\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u901a\u8fc7\u7279\u5236\u7684DHCP\u62a5\u6587\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\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": "Cisco IOS XR DHCPv4\u670d\u52a1\u5668\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco IOS XR    5.2.2"
  },
  "referenceLink": "http://tools.cisco.com/security/center/viewAlert.x?alertId=38006",
  "serverity": "\u4e2d",
  "submitTime": "2015-03-28",
  "title": "Cisco IOS XR DHCPv4\u670d\u52a1\u5668\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-0672 (GCVE-0-2015-0672)

Vulnerability from cvelistv5 – Published: 2015-03-26 10:00 – Updated: 2024-08-06 04:17

Summary

The DHCPv4 server in Cisco IOS XR 5.2.2 on ASR 9000 devices allows remote attackers to cause a denial of service (service outage) via a flood of crafted DHCP packets, aka Bug ID CSCup67822.

Severity ?

No CVSS data available.

CWE

Assigner

cisco

References

URL

Tags

	http://tools.cisco.com/security/center/viewAlert.…	vendor-advisoryx_refsource_CISCO
	http://www.securitytracker.com/id/1031970	vdb-entryx_refsource_SECTRACK

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T04:17:32.508Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20150324 Cisco IOS XR Software DHCPv4 Server Denial of Service Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=38006"
          },
          {
            "name": "1031970",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1031970"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2015-03-24T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The DHCPv4 server in Cisco IOS XR 5.2.2 on ASR 9000 devices allows remote attackers to cause a denial of service (service outage) via a flood of crafted DHCP packets, aka Bug ID CSCup67822."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2015-03-27T12:57:01",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "20150324 Cisco IOS XR Software DHCPv4 Server Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=38006"
        },
        {
          "name": "1031970",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1031970"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "ID": "CVE-2015-0672",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
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                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "value": "The DHCPv4 server in Cisco IOS XR 5.2.2 on ASR 9000 devices allows remote attackers to cause a denial of service (service outage) via a flood of crafted DHCP packets, aka Bug ID CSCup67822."
            }
          ]
        },
        "problemtype": {
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                  "value": "n/a"
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        "references": {
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              "refsource": "CISCO",
              "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=38006"
            },
            {
              "name": "1031970",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1031970"
            }
          ]
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
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    "datePublished": "2015-03-26T10:00:00",
    "dateReserved": "2015-01-07T00:00:00",
    "dateUpdated": "2024-08-06T04:17:32.508Z",
    "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-2015-02081

CVE-2015-0672 (GCVE-0-2015-0672)

Tags

Sightings

Nomenclature