Vulnerability-Lookup

CNVD-2016-08384

Vulnerability from cnvd - Published: 2016-10-08

Title

Cisco IOS XE Software IP Fragment Reassembly拒绝服务漏洞

Description

Cisco IOS XE Software是美国思科（Cisco）公司为其网络设备开发的操作系统。 Cisco IOS XE Software中的IP Fragment Reassembly功能中存在拒绝服务漏洞。远程攻击者可通过发送特制的IPv4分段数据包利用该漏洞造成设备重载，导致拒绝服务。

Severity

高

Patch Name

Cisco IOS XE Software IP Fragment Reassembly拒绝服务漏洞的补丁

Patch Description

Cisco IOS XE Software是美国思科（Cisco）公司为其网络设备开发的操作系统。 Cisco IOS XE Software中的IP Fragment Reassembly功能中存在拒绝服务漏洞。远程攻击者可通过发送特制的IPv4分段数据包利用该漏洞造成设备重载，导致拒绝服务。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

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-frag

Reference

http://www.securityfocus.com/bid/93202

Impacted products

Name
['Cisco cBR-8 Converged Broadband Routers', 'Cisco ASR 1000 Series Aggregation Services Routers with Route Processor 2 (RP2) or Route Processor 3 (RP3)', 'Cisco ASR 900 Series Aggregation Services Routers', 'Cisco 4000 Series Integrated Services Routers']

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JSON

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{
  "bids": {
    "bid": {
      "bidNumber": "93202"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-6386"
    }
  },
  "description": "Cisco IOS XE Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco IOS XE Software\u4e2d\u7684IP Fragment Reassembly\u529f\u80fd\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684IPv4\u5206\u6bb5\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u8bbe\u5907\u91cd\u8f7d\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Cisco",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-frag",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-08384",
  "openTime": "2016-10-08",
  "patchDescription": "Cisco IOS XE Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco IOS XE Software\u4e2d\u7684IP Fragment Reassembly\u529f\u80fd\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684IPv4\u5206\u6bb5\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u8bbe\u5907\u91cd\u8f7d\uff0c\u5bfc\u81f4\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": "Cisco IOS XE Software IP Fragment Reassembly\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco cBR-8 Converged Broadband Routers",
      "Cisco  ASR 1000 Series Aggregation Services Routers with Route Processor 2 (RP2) or Route Processor 3 (RP3)",
      "Cisco ASR 900 Series Aggregation Services Routers",
      "Cisco 4000 Series Integrated Services Routers"
    ]
  },
  "referenceLink": "http://www.securityfocus.com/bid/93202",
  "serverity": "\u9ad8",
  "submitTime": "2016-09-29",
  "title": "Cisco IOS XE Software IP Fragment Reassembly\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-6386 (GCVE-0-2016-6386)

Vulnerability from cvelistv5 – Published: 2016-10-05 17:00 – Updated: 2024-08-06 01:29

Summary

Cisco IOS XE 3.1 through 3.17 and 16.1 on 64-bit platforms allows remote attackers to cause a denial of service (data-structure corruption and device reload) via fragmented IPv4 packets, aka Bug ID CSCux66005.

Severity

No CVSS data available.

CWE

Assigner

cisco CNA under the mitre root

CNA scorecard C 66/100 over 442 records in the last 180 days details

References

3 references

URL	Tags
http://www.securitytracker.com/id/1036914	vdb-entryx_refsource_SECTRACK
http://tools.cisco.com/security/center/content/Ci…	vendor-advisoryx_refsource_CISCO
http://www.securityfocus.com/bid/93202	vdb-entryx_refsource_BID

Date Public

2016-09-28 00:00

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T01:29:19.186Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1036914"
          },
          {
            "name": "20160928 Cisco IOS XE Software IP Fragment Reassembly Denial of Service Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160928-frag"
          },
          {
            "name": "93202",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/93202"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-09-28T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Cisco IOS XE 3.1 through 3.17 and 16.1 on 64-bit platforms allows remote attackers to cause a denial of service (data-structure corruption and device reload) via fragmented IPv4 packets, aka Bug ID CSCux66005."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-07-29T09:57:01.000Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
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          ],
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        },
        {
          "name": "20160928 Cisco IOS XE Software IP Fragment Reassembly Denial of Service Vulnerability",
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        },
        {
          "name": "93202",
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            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/93202"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "ID": "CVE-2016-6386",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
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                        "version_data": [
                          {
                            "version_value": "n/a"
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                      }
                    }
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            },
            {
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            },
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    "dateReserved": "2016-07-26T00:00:00.000Z",
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    "state": "PUBLISHED"
  },
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}

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.

Vulnerability timeline

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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.
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