Vulnerability-Lookup

CNVD-2021-12320

Vulnerability from cnvd - Published: 2021-02-24

Title

VMware vSphere Client服务器端请求伪造漏洞

Description

VMware Cloud Foundation 是VMware开发的基于HCI架构的混合云平台，可在私有云和公有云之间实现一致、安全的基础架构和运维。 VMware vSphere Client服务器端请求伪造漏洞，可以访问宿主机443端口的攻击者利用该漏洞，向vCenter Server插件发送恶意POST请求，获取服务器敏感信息。

Severity

中

Patch Name

VMware vSphere Client服务器端请求伪造漏洞的补丁

Patch Description

Formal description

目前，VMware官方已发布补丁修复此漏洞，CNVD建议用户立即升级至最新版本： https://www.vmware.com/security/advisories/VMSA-2021-0002.html

Reference

https://www.vmware.com/security/advisories/VMSA-2021-0002.html

Impacted products

Name
['VMWare VMware Cloud Foundation 3.', 'VMWare VMware Cloud Foundation 4.']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21973"
    }
  },
  "description": "VMware Cloud Foundation \u662fVMware\u5f00\u53d1\u7684\u57fa\u4e8eHCI\u67b6\u6784\u7684\u6df7\u5408\u4e91\u5e73\u53f0\uff0c\u53ef\u5728\u79c1\u6709\u4e91\u548c\u516c\u6709\u4e91\u4e4b\u95f4\u5b9e\u73b0\u4e00\u81f4\u3001\u5b89\u5168\u7684\u57fa\u7840\u67b6\u6784\u548c\u8fd0\u7ef4\u3002\n\nVMware vSphere Client\u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5bbf\u4e3b\u673a443\u7aef\u53e3\u7684\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\uff0c\u5411vCenter Server\u63d2\u4ef6\u53d1\u9001\u6076\u610fPOST\u8bf7\u6c42\uff0c\u83b7\u53d6\u670d\u52a1\u5668\u654f\u611f\u4fe1\u606f\u3002",
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  "number": "CNVD-2021-12320",
  "openTime": "2021-02-24",
  "patchDescription": "VMware Cloud Foundation \u662fVMware\u5f00\u53d1\u7684\u57fa\u4e8eHCI\u67b6\u6784\u7684\u6df7\u5408\u4e91\u5e73\u53f0\uff0c\u53ef\u5728\u79c1\u6709\u4e91\u548c\u516c\u6709\u4e91\u4e4b\u95f4\u5b9e\u73b0\u4e00\u81f4\u3001\u5b89\u5168\u7684\u57fa\u7840\u67b6\u6784\u548c\u8fd0\u7ef4\u3002\r\n\r\nVMware vSphere Client\u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5bbf\u4e3b\u673a443\u7aef\u53e3\u7684\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\uff0c\u5411vCenter Server\u63d2\u4ef6\u53d1\u9001\u6076\u610fPOST\u8bf7\u6c42\uff0c\u83b7\u53d6\u670d\u52a1\u5668\u654f\u611f\u4fe1\u606f\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": "VMware vSphere Client\u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
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  "serverity": "\u4e2d",
  "submitTime": "2021-02-24",
  "title": "VMware vSphere Client\u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e"
}

CVE-2021-21973 (GCVE-0-2021-21973)

Vulnerability from cvelistv5 – Published: 2021-02-24 16:42 – Updated: 2025-10-21 23:25

Summary

The vSphere Client (HTML5) contains an SSRF (Server Side Request Forgery) vulnerability due to improper validation of URLs in a vCenter Server plugin. A malicious actor with network access to port 443 may exploit this issue by sending a POST request to vCenter Server plugin leading to information disclosure. This affects: VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2).

Severity

5.3 (Medium)


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

SSVC

Exploitation: active Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-02-16 16:16 UTC

CWE

SSRF vulnerability
CWE-918 - Server-Side Request Forgery (SSRF)

Assigner

vmware mitre root

References

2 references

URL	Tags
https://www.vmware.com/security/advisories/VMSA-2…	x_refsource_CONFIRM
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Impacted products

2 products

Vendor	Product	Version
n/a	VMware vCenter Server	Affected: 7.x before 7.0 U1c Affected: 6.7 before 6.7 U3l Affected: 6.5 before 6.5 U3n
n/a	VMware Cloud Foundation	Affected: 4.x before 4.2 Affected: 3.x before 3.10.1.2

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:30:23.450Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.vmware.com/security/advisories/VMSA-2021-0002.html"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
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            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 5.3,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
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            }
          },
          {
            "other": {
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                "options": [
                  {
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                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-02-16T16:16:46.429372Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          },
          {
            "other": {
              "content": {
                "dateAdded": "2022-03-07",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21973"
              },
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            }
          }
        ],
        "problemTypes": [
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        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-21T23:25:54.167Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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        },
        "references": [
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            ],
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        "timeline": [
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            "time": "2022-03-07T00:00:00.000Z",
            "value": "CVE-2021-21973 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "versions": [
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            },
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          ]
        },
        {
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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.