Vulnerability-Lookup

CNVD-2021-28348

Vulnerability from cnvd - Published: 2021-04-15

Title

Brocade Fabric OS信息泄露漏洞（CNVD-2021-28348）

Description

Brocade Fabric OS（FOS）是美国博科（Brocade）公司的一套使用在交换机和路由器等设备中的嵌入式操作系统。 Brocade Fabric OS存在信息泄露漏洞。该漏洞源于Fabric OS中的Supportlink CLI不混淆密码字段，从而会暴露用户的远程服务器凭据。攻击者可利用该漏洞获取暴露的密码凭据，从而可访问远程主机。

Severity

中

Patch Name

Brocade Fabric OS信息泄露漏洞（CNVD-2021-28348）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.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2020-1078

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-15369

Impacted products

Name
['Broadcom Fabric OS 8.2.1 - 8.2.1d', 'Broadcom Fabric OS 8.2.2;<8.2.2c']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-15369",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-15369"
    }
  },
  "description": "Brocade Fabric OS\uff08FOS\uff09\u662f\u7f8e\u56fd\u535a\u79d1\uff08Brocade\uff09\u516c\u53f8\u7684\u4e00\u5957\u4f7f\u7528\u5728\u4ea4\u6362\u673a\u548c\u8def\u7531\u5668\u7b49\u8bbe\u5907\u4e2d\u7684\u5d4c\u5165\u5f0f\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nBrocade Fabric OS\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eFabric OS\u4e2d\u7684Supportlink CLI\u4e0d\u6df7\u6dc6\u5bc6\u7801\u5b57\u6bb5\uff0c\u4ece\u800c\u4f1a\u66b4\u9732\u7528\u6237\u7684\u8fdc\u7a0b\u670d\u52a1\u5668\u51ed\u636e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u66b4\u9732\u7684\u5bc6\u7801\u51ed\u636e\uff0c\u4ece\u800c\u53ef\u8bbf\u95ee\u8fdc\u7a0b\u4e3b\u673a\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2020-1078",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-28348",
  "openTime": "2021-04-15",
  "patchDescription": "Brocade Fabric OS\uff08FOS\uff09\u662f\u7f8e\u56fd\u535a\u79d1\uff08Brocade\uff09\u516c\u53f8\u7684\u4e00\u5957\u4f7f\u7528\u5728\u4ea4\u6362\u673a\u548c\u8def\u7531\u5668\u7b49\u8bbe\u5907\u4e2d\u7684\u5d4c\u5165\u5f0f\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nBrocade Fabric OS\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eFabric OS\u4e2d\u7684Supportlink CLI\u4e0d\u6df7\u6dc6\u5bc6\u7801\u5b57\u6bb5\uff0c\u4ece\u800c\u4f1a\u66b4\u9732\u7528\u6237\u7684\u8fdc\u7a0b\u670d\u52a1\u5668\u51ed\u636e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u66b4\u9732\u7684\u5bc6\u7801\u51ed\u636e\uff0c\u4ece\u800c\u53ef\u8bbf\u95ee\u8fdc\u7a0b\u4e3b\u673a\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": "Brocade Fabric OS\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2021-28348\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Broadcom Fabric OS 8.2.1 - 8.2.1d",
      "Broadcom Fabric OS 8.2.2;\u003c8.2.2c"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-15369",
  "serverity": "\u4e2d",
  "submitTime": "2020-09-27",
  "title": "Brocade Fabric OS\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2021-28348\uff09"
}

CVE-2020-15369 (GCVE-0-2020-15369)

Vulnerability from cvelistv5 – Published: 2020-09-25 13:08 – Updated: 2024-08-04 13:15

Summary

Supportlink CLI in Brocade Fabric OS Versions v8.2.1 through v8.2.1d, and 8.2.2 versions before v8.2.2c does not obfuscate the password field, which could expose users’ credentials of the remote server. An authenticated user could obtain the exposed password credentials to gain access to the remote host.

Severity

No CVSS data available.

CWE

Unprotected Storage of Credentials

Assigner

brocade mitre root

References

1 reference

URL	Tags
https://www.broadcom.com/support/fibre-channel-ne…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Brocade Fabric OS	Affected: Brocade Fabric OS Versions v8.2.1 through v8.2.1d, and 8.2.2 versions before v8.2.2c

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T13:15:20.253Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2020-1078"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Brocade Fabric OS",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Brocade Fabric OS Versions v8.2.1 through v8.2.1d, and 8.2.2 versions before v8.2.2c"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Supportlink CLI in Brocade Fabric OS Versions v8.2.1 through v8.2.1d, and 8.2.2 versions before v8.2.2c does not obfuscate the password field, which could expose users\u2019 credentials of the remote server. An authenticated user could obtain the exposed password credentials to gain access to the remote host."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Unprotected Storage of Credentials",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-09-25T13:08:45.000Z",
        "orgId": "87b297d7-335e-4844-9551-11b97995a791",
        "shortName": "brocade"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2020-1078"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "sirt@brocade.com",
          "ID": "CVE-2020-15369",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Brocade Fabric OS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Brocade Fabric OS Versions v8.2.1 through v8.2.1d, and 8.2.2 versions before v8.2.2c"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Supportlink CLI in Brocade Fabric OS Versions v8.2.1 through v8.2.1d, and 8.2.2 versions before v8.2.2c does not obfuscate the password field, which could expose users\u2019 credentials of the remote server. An authenticated user could obtain the exposed password credentials to gain access to the remote host."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Unprotected Storage of Credentials"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2020-1078",
              "refsource": "MISC",
              "url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2020-1078"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "87b297d7-335e-4844-9551-11b97995a791",
    "assignerShortName": "brocade",
    "cveId": "CVE-2020-15369",
    "datePublished": "2020-09-25T13:08:45.000Z",
    "dateReserved": "2020-06-29T00:00:00.000Z",
    "dateUpdated": "2024-08-04T13:15:20.253Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.