Vulnerability-Lookup

CNVD-2021-09941

Vulnerability from cnvd - Published: 2021-02-08

Title

Cisco Data Center Network Manager证书验证漏洞

Description

Cisco Data Center Network Manager (DCNM)是Cisco的一套数据中心网络管理器，可对网络进行多协议管理，并对交换机的运行状况和性能提供故障排除功能。 Cisco Data Center Network Manager 11.5(1)之前版本存在证书验证漏洞。该漏洞源于对建立与设备管理器应用程序的连接时使用的SSL证书缺少验证。攻击者可通过发送特制HTTP请求利用该漏洞更改特定的API请求。

Severity

中

Patch Name

Cisco Data Center Network Manager证书验证漏洞的补丁

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-dcnm-cert-check-BdZZV9T3

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-1276

Impacted products

Name
Cisco Cisco Data Center Network Manager <11.5(1)

Show details on source website

JSON

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    "cve": {
      "cveNumber": "CVE-2021-1276",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1276"
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  "products": {
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}

CVE-2021-1276 (GCVE-0-2021-1276)

Vulnerability from cvelistv5 – Published: 2021-01-20 19:56 – Updated: 2024-11-12 20:24

Title

Cisco Data Center Network Manager Certificate Validation Vulnerabilities

Summary

Multiple vulnerabilities in Cisco Data Center Network Manager (DCNM) could allow an attacker to spoof a trusted host or construct a man-in-the-middle attack to extract sensitive information or alter certain API requests. These vulnerabilities are due to insufficient certificate validation when establishing HTTPS requests with the affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Severity

7.5 (High)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-08 20:05 UTC

CWE

CWE-295

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 Data Center Network Manager	Affected: n/a

Date Public

2021-01-20 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.