Vulnerability-Lookup

CNVD-2016-05059

Vulnerability from cnvd - Published: 2016-07-21

Title

Cisco IOS XR for Cisco Network Convergence System拒绝服务漏洞

Description

Cisco IOS XR on NCS 6000是美国思科（Cisco）公司的一套运行于6000系列路由器设备中的操作系统。 NCS 6000设备上的Cisco IOS XR 5.x至5.2.5版本中存在拒绝服务漏洞，该漏洞源于程序未能正确管理系统计时器资源。远程攻击者可通过发送大量的Secure Shell (SSH)连接利用该漏洞造成拒绝服务（计时器消耗和Route Processor重载）。

Severity

高

Patch Name

Cisco IOS XR for Cisco Network Convergence System拒绝服务漏洞的补丁

Patch Description

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： http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160713-ncs6k

Reference

http://www.securityfocus.com/bid/91748

Impacted products

Name
Cisco IOS XR 5.*，<=5.2.5

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "91748"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1426"
    }
  },
  "description": "Cisco IOS XR on NCS 6000\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u8fd0\u884c\u4e8e6000\u7cfb\u5217\u8def\u7531\u5668\u8bbe\u5907\u4e2d\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nNCS 6000\u8bbe\u5907\u4e0a\u7684Cisco IOS XR 5.x\u81f35.2.5\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7ba1\u7406\u7cfb\u7edf\u8ba1\u65f6\u5668\u8d44\u6e90\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u5927\u91cf\u7684Secure Shell (SSH)\u8fde\u63a5\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8ba1\u65f6\u5668\u6d88\u8017\u548cRoute Processor\u91cd\u8f7d\uff09\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\nhttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160713-ncs6k",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-05059",
  "openTime": "2016-07-21",
  "patchDescription": "Cisco IOS XR on NCS 6000\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u8fd0\u884c\u4e8e6000\u7cfb\u5217\u8def\u7531\u5668\u8bbe\u5907\u4e2d\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nNCS 6000\u8bbe\u5907\u4e0a\u7684Cisco IOS XR 5.x\u81f35.2.5\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7ba1\u7406\u7cfb\u7edf\u8ba1\u65f6\u5668\u8d44\u6e90\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u5927\u91cf\u7684Secure Shell (SSH)\u8fde\u63a5\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8ba1\u65f6\u5668\u6d88\u8017\u548cRoute Processor\u91cd\u8f7d\uff09\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 for Cisco Network Convergence System\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco IOS XR    5.*\uff0c\u003c=5.2.5"
  },
  "referenceLink": "http://www.securityfocus.com/bid/91748",
  "serverity": "\u9ad8",
  "submitTime": "2016-07-17",
  "title": "Cisco IOS XR for Cisco Network Convergence System\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2016-1426 (GCVE-0-2016-1426)

Vulnerability from cvelistv5 – Published: 2016-07-15 16:00 – Updated: 2024-08-05 22:55

Summary

Cisco IOS XR 5.x through 5.2.5 on NCS 6000 devices allows remote attackers to cause a denial of service (timer consumption and Route Processor reload) via crafted SSH traffic, aka Bug ID CSCux76819.

Severity

No CVSS data available.

CWE

Assigner

cisco mitre root

References

3 references

URL	Tags
http://www.securityfocus.com/bid/91748	vdb-entryx_refsource_BID
http://tools.cisco.com/security/center/content/Ci…	vendor-advisoryx_refsource_CISCO
http://www.securitytracker.com/id/1036295	vdb-entryx_refsource_SECTRACK

Date Public

2016-07-13 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T22:55:14.548Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "91748",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/91748"
          },
          {
            "name": "20160713 Cisco IOS XR for NCS 6000 Packet Timer Leak Denial of Service Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160713-ncs6k"
          },
          {
            "name": "1036295",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1036295"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-07-13T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Cisco IOS XR 5.x through 5.2.5 on NCS 6000 devices allows remote attackers to cause a denial of service (timer consumption and Route Processor reload) via crafted SSH traffic, aka Bug ID CSCux76819."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-08-31T09:57:01.000Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
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          "name": "91748",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/91748"
        },
        {
          "name": "20160713 Cisco IOS XR for NCS 6000 Packet Timer Leak Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160713-ncs6k"
        },
        {
          "name": "1036295",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1036295"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "ID": "CVE-2016-1426",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
          "description_data": [
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              "value": "Cisco IOS XR 5.x through 5.2.5 on NCS 6000 devices allows remote attackers to cause a denial of service (timer consumption and Route Processor reload) via crafted SSH traffic, aka Bug ID CSCux76819."
            }
          ]
        },
        "problemtype": {
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                  "value": "n/a"
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              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/91748"
            },
            {
              "name": "20160713 Cisco IOS XR for NCS 6000 Packet Timer Leak Denial of Service Vulnerability",
              "refsource": "CISCO",
              "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160713-ncs6k"
            },
            {
              "name": "1036295",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1036295"
            }
          ]
        }
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
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    "datePublished": "2016-07-15T16:00:00.000Z",
    "dateReserved": "2016-01-04T00:00:00.000Z",
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    "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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2016-05059

CVE-2016-1426 (GCVE-0-2016-1426)

Tags

Sightings

Nomenclature

Related by attack behaviour