Vulnerability-Lookup

CNVD-2021-73654

Vulnerability from cnvd - Published: 2021-09-26

Title

多款Cisco SD-WAN产品缓冲区溢出漏洞

Description

Cisco SD-WAN vEdge是美国思科（Cisco）公司的是一款路由器。该设备可为思科SD-WAN解决方案提供基本WAN，安全性和多云功能。Cisco SD-WAN vManage是美国思科（Cisco）公司的一款可提供软件定义网络功能的软件。该软件为网络虚拟化的一种方式。多款Cisco SD-WAN产品存在缓冲区溢出漏洞。该漏洞源于程序未对SNMPv3管理功能的输入进行正确验证检查。未经身份认证的远程攻击者可通过将特制的SNMPv3流量发送到特定设备利用该漏洞导致设备拒绝服务。

Severity

高

Patch Name

多款Cisco SD-WAN产品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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-dosmulti-48jJuEUP

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-1279

Impacted products

Name
['Cisco IOS XE SD-WAN Software', 'Cisco SD-WAN vEdge Cloud Routers', 'Cisco SD-WAN vManage Software', 'Cisco SD-WAN vEdge Routers', 'Cisco SD-WAN vBond Orchestrator Software', 'Cisco SD-WAN vSmart Controller Software']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-1279",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1279"
    }
  },
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  "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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-dosmulti-48jJuEUP",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-73654",
  "openTime": "2021-09-26",
  "patchDescription": "Cisco SD-WAN vEdge\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u662f\u4e00\u6b3e\u8def\u7531\u5668\u3002\u8be5\u8bbe\u5907\u53ef\u4e3a\u601d\u79d1SD-WAN\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u57fa\u672cWAN\uff0c\u5b89\u5168\u6027\u548c\u591a\u4e91\u529f\u80fd\u3002Cisco SD-WAN vManage\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u53ef\u63d0\u4f9b\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u529f\u80fd\u7684\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u4e3a\u7f51\u7edc\u865a\u62df\u5316\u7684\u4e00\u79cd\u65b9\u5f0f\u3002\r\n\r\n\u591a\u6b3eCisco SD-WAN\u4ea7\u54c1\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u5bf9SNMPv3\u7ba1\u7406\u529f\u80fd\u7684\u8f93\u5165\u8fdb\u884c\u6b63\u786e\u9a8c\u8bc1\u68c0\u67e5\u3002\u672a\u7ecf\u8eab\u4efd\u8ba4\u8bc1\u7684\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5c06\u7279\u5236\u7684SNMPv3\u6d41\u91cf\u53d1\u9001\u5230\u7279\u5b9a\u8bbe\u5907\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u8bbe\u5907\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": "\u591a\u6b3eCisco SD-WAN\u4ea7\u54c1\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco IOS XE SD-WAN Software",
      "Cisco SD-WAN vEdge Cloud Routers",
      "Cisco SD-WAN vManage Software",
      "Cisco SD-WAN vEdge Routers",
      "Cisco SD-WAN vBond Orchestrator Software",
      "Cisco SD-WAN vSmart Controller Software"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-1279",
  "serverity": "\u9ad8",
  "submitTime": "2021-01-22",
  "title": "\u591a\u6b3eCisco SD-WAN\u4ea7\u54c1\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2021-1279 (GCVE-0-2021-1279)

Vulnerability from cvelistv5 – Published: 2021-01-20 19:56 – Updated: 2024-11-12 20:25

Title

Cisco SD-WAN Denial of Service Vulnerabilities

Summary

Multiple vulnerabilities in Cisco SD-WAN products could allow an unauthenticated, remote attacker to execute denial of service (DoS) attacks against an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Severity

8.6 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-08 20:06 UTC

CWE

CWE-119

Assigner

cisco mitre root

References

1 reference

URL	Tags
https://tools.cisco.com/security/center/content/C…	vendor-advisoryx_refsource_CISCO

Impacted products

1 product

Vendor	Product	Version
Cisco	Cisco SD-WAN Solution	Affected: n/a

Date Public

2021-01-20 00:00

Show details on NVD website

JSON

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        "providerMetadata": {
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          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-dosmulti-48jJuEUP"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
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              "content": {
                "id": "CVE-2021-1279",
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                  },
                  {
                    "Automatable": "yes"
                  },
                  {
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                  }
                ],
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                "timestamp": "2024-11-08T20:06:05.270168Z",
                "version": "2.0.3"
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        "providerMetadata": {
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          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    ],
    "cna": {
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        {
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          "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
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      ],
      "metrics": [
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
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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.

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.