Vulnerability-Lookup

CNVD-2021-29849

Vulnerability from cnvd - Published: 2021-04-22

Title

VMware NSX-T权限许可和访问控制问题漏洞

Description

Vmware VMware NSX-T是美国威睿（Vmware）公司的一个用来构建云原生应用程序的架构。该服务为具有异构端点环境和技术堆栈的新兴应用程序框架和架构提供网络、安全和自动化并简化操作。 NSX-T 3.1.1存在权限许可和访问控制问题漏洞，该漏洞源于RBAC（基于角色的访问控制）角色分配问题而存在的。远程攻击者可以升级系统上的特权。

Severity

高

Patch Name

VMware NSX-T权限许可和访问控制问题漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://www.vmware.com/security/advisories/VMSA-2021-0006.html

Reference

https://exchange.xforce.ibmcloud.com/vulnerabilities/200183

Impacted products

Name
VMWare VMware NSX-T 3.1.1

Show details on source website

JSON

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    "cve": {
      "cveNumber": "CVE-2021-21981"
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  "number": "CNVD-2021-29849",
  "openTime": "2021-04-22",
  "patchDescription": "Vmware VMware NSX-T\u662f\u7f8e\u56fd\u5a01\u777f\uff08Vmware\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u6765\u6784\u5efa\u4e91\u539f\u751f\u5e94\u7528\u7a0b\u5e8f\u7684\u67b6\u6784\u3002\u8be5\u670d\u52a1\u4e3a\u5177\u6709\u5f02\u6784\u7aef\u70b9\u73af\u5883\u548c\u6280\u672f\u5806\u6808\u7684\u65b0\u5174\u5e94\u7528\u7a0b\u5e8f\u6846\u67b6\u548c\u67b6\u6784\u63d0\u4f9b\u7f51\u7edc\u3001\u5b89\u5168\u548c\u81ea\u52a8\u5316\u5e76\u7b80\u5316\u64cd\u4f5c\u3002\r\n\r\nNSX-T 3.1.1\u5b58\u5728\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eRBAC\uff08\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff09\u89d2\u8272\u5206\u914d\u95ee\u9898\u800c\u5b58\u5728\u7684\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u4ee5\u5347\u7ea7\u7cfb\u7edf\u4e0a\u7684\u7279\u6743\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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  "referenceLink": "https://exchange.xforce.ibmcloud.com/vulnerabilities/200183",
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  "submitTime": "2021-04-20",
  "title": "VMware NSX-T\u6743\u9650\u8bb8\u53ef\u548c\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2021-21981 (GCVE-0-2021-21981)

Vulnerability from cvelistv5 – Published: 2021-04-19 14:37 – Updated: 2024-08-03 18:30

Summary

VMware NSX-T contains a privilege escalation vulnerability due to an issue with RBAC (Role based access control) role assignment. Successful exploitation of this issue may allow attackers with local guest user account to assign privileges higher than their own permission level.

Severity

No CVSS data available.

CWE

Privilege escalation vulnerability

Assigner

vmware mitre root Scorecard

References

1 reference

URL	Tags
https://www.vmware.com/security/advisories/VMSA-2…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	VMware NSX-T	Affected: VMware NSX-T 3.1.1

Show details on NVD website

JSON

To clipboard

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              "x_transferred"
            ],
            "url": "https://www.vmware.com/security/advisories/VMSA-2021-0006.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
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          "product": "VMware NSX-T",
          "vendor": "n/a",
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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.

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.

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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.

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CNVD-2021-29849

CVE-2021-21981 (GCVE-0-2021-21981)

Tags

Sightings

Nomenclature

Related by attack behaviour