Vulnerability-Lookup

CNVD-2019-18881

Vulnerability from cnvd - Published: 2019-06-20

Title

Cisco Digital Network Architecture (DNA) Center认证绕过漏洞

Description

Cisco DNA Center是一个完整的基于软件的网络自动化和保障解决方案。 Cisco Digital Network Architecture (DNA) Center 1.3之前版本存在认证绕过漏洞。该漏洞源于对系统操作所需的端口的访问限制不足。未认证邻近攻击者可通过将未经授权的网络设备连接到为集群服务指定的子网利用该漏洞绕过认证并访问关键内部服务。

Severity

中

Patch Name

Cisco Digital Network Architecture (DNA) Center认证绕过漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190619-dnac-bypass

Reference

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190619-dnac-bypass

Impacted products

Name
Cisco Cisco Digital Network Architecture (DNA) Center <1.3

Show details on source website

JSON

To clipboard

{
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    "cve": {
      "cveNumber": "CVE-2019-1848",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-1848"
    }
  },
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  "discovererName": "Cisco",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190619-dnac-bypass",
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  "number": "CNVD-2019-18881",
  "openTime": "2019-06-20",
  "patchDescription": "Cisco DNA Center\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u57fa\u4e8e\u8f6f\u4ef6\u7684\u7f51\u7edc\u81ea\u52a8\u5316\u548c\u4fdd\u969c\u89e3\u51b3\u65b9\u6848\u3002\nCisco Digital Network Architecture (DNA) Center 1.3\u4e4b\u524d\u7248\u672c\u5b58\u5728\u8ba4\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5bf9\u7cfb\u7edf\u64cd\u4f5c\u6240\u9700\u7684\u7aef\u53e3\u7684\u8bbf\u95ee\u9650\u5236\u4e0d\u8db3\u3002\u672a\u8ba4\u8bc1\u90bb\u8fd1\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5c06\u672a\u7ecf\u6388\u6743\u7684\u7f51\u7edc\u8bbe\u5907\u8fde\u63a5\u5230\u4e3a\u96c6\u7fa4\u670d\u52a1\u6307\u5b9a\u7684\u5b50\u7f51\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u8ba4\u8bc1\u5e76\u8bbf\u95ee\u5173\u952e\u5185\u90e8\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",
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  "products": {
    "product": "Cisco Cisco Digital Network Architecture (DNA) Center \u003c1.3"
  },
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190619-dnac-bypass",
  "serverity": "\u4e2d",
  "submitTime": "2019-06-20",
  "title": "Cisco Digital Network Architecture (DNA) Center\u8ba4\u8bc1\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2019-1848 (GCVE-0-2019-1848)

Vulnerability from cvelistv5 – Published: 2019-06-20 02:55 – Updated: 2024-11-20 17:17

Title

Cisco DNA Center Authentication Bypass Vulnerability

Summary

A vulnerability in Cisco Digital Network Architecture (DNA) Center could allow an unauthenticated, adjacent attacker to bypass authentication and access critical internal services. The vulnerability is due to insufficient access restriction to ports necessary for system operation. An attacker could exploit this vulnerability by connecting an unauthorized network device to the subnet designated for cluster services. A successful exploit could allow an attacker to reach internal services that are not hardened for external access.

Severity

9.3 (Critical)


                        
                          CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-20 16:54 UTC

CWE

CWE-668

Assigner

cisco mitre root

References

2 references

URL	Tags
https://tools.cisco.com/security/center/content/C…	vendor-advisoryx_refsource_CISCO
http://www.securityfocus.com/bid/108837	vdb-entryx_refsource_BID

Impacted products

1 product

Vendor	Product	Version
Cisco	Cisco Digital Network Architecture Center (DNA Center)	Affected: unspecified , < 1.3 (custom)

Date Public

2019-06-19 00:00

Show details on NVD website

JSON

To clipboard

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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.