Vulnerability-Lookup

FKIE_CVE-2020-15387

Vulnerability from fkie_nvd - Published: 2021-06-09 16:15 - Updated: 2026-06-17 02:56

Severity

7.4 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Summary

The host SSH servers of Brocade Fabric OS before Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0, and Brocade SANnav before v2.1.1 utilize keys of less than 2048 bits, which may be vulnerable to man-in-the-middle attacks and/or insecure SSH communications.

References

	URL	Tags
	sirt@brocade.com	https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1291	Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1291	Vendor Advisory

Impacted products

Vendor	Product	Version
broadcom	brocade_sannav	*
broadcom	fabric_operating_system	*
broadcom	fabric_operating_system	*
broadcom	fabric_operating_system	7.4.2
broadcom	fabric_operating_system	7.4.2a
broadcom	fabric_operating_system	7.4.2b
broadcom	fabric_operating_system	7.4.2c
broadcom	fabric_operating_system	7.4.2d
broadcom	fabric_operating_system	7.4.2f
broadcom	fabric_operating_system	7.4.2g
broadcom	fabric_operating_system	8.2.1
broadcom	fabric_operating_system	8.2.1a
broadcom	fabric_operating_system	8.2.1b

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Brocade SANnav \u0026 Brocade Fabric OS",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0 and Brocade SANnav v2.1.1"
            }
          ]
        }
      ],
      "source": "sirt@brocade.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:broadcom:brocade_sannav:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F078016A-D256-4A68-9C65-DF23B6858158",
              "versionEndExcluding": "2.1.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "31DFB192-EA22-4604-85ED-0A34E0DBF384",
              "versionEndExcluding": "7.4.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CD800AD8-1792-4D0B-BE9C-FDCE1BF6BE31",
              "versionEndExcluding": "8.2.1",
              "versionStartIncluding": "8.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:7.4.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "2FEAE07D-906E-4B7C-B577-14D15CFFB69C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:7.4.2a:*:*:*:*:*:*:*",
              "matchCriteriaId": "8A589310-66AB-4D4F-A332-64E245AB1D0B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:7.4.2b:*:*:*:*:*:*:*",
              "matchCriteriaId": "F633FD3F-8224-4D96-BD0C-55EA218D4364",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:7.4.2c:*:*:*:*:*:*:*",
              "matchCriteriaId": "656001D2-F17B-49C0-9F38-E84B5CE3E088",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:7.4.2d:*:*:*:*:*:*:*",
              "matchCriteriaId": "9761DF12-141D-4109-805D-449B5495ACB3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:7.4.2f:*:*:*:*:*:*:*",
              "matchCriteriaId": "DD207CDF-7BF9-4FBD-86C4-C24B66D219FF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:7.4.2g:*:*:*:*:*:*:*",
              "matchCriteriaId": "518C9470-B56D-4B6C-99F9-20DEB3F86BBA",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:8.2.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "0C91FB6C-7BF5-453E-A618-06756D3DD2FB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:8.2.1a:*:*:*:*:*:*:*",
              "matchCriteriaId": "7CF38E78-8243-4615-A8A1-1396920F5BA1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:broadcom:fabric_operating_system:8.2.1b:*:*:*:*:*:*:*",
              "matchCriteriaId": "84E4F075-D03B-4D98-8C9E-840D80DFFF48",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The host SSH servers of Brocade Fabric OS before Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0, and Brocade SANnav before v2.1.1 utilize keys of less than 2048 bits, which may be vulnerable to man-in-the-middle attacks and/or insecure SSH communications."
    },
    {
      "lang": "es",
      "value": "Los servidores SSH del host de Brocade Fabric OS versiones anteriores a  v7.4.2h, v8.2.1c, v8.2.2, v9.0.0, y Brocade SANnav versiones anteriores a v2.1.1, utilizan claves de menos de 2048 bits, que pueden ser vulnerables a ataques de tipo man-in-the-middle y/o a comunicaciones SSH no seguras"
    }
  ],
  "id": "CVE-2020-15387",
  "lastModified": "2026-06-17T02:56:36.290",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-06-09T16:15:08.307",
  "references": [
    {
      "source": "sirt@brocade.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1291"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1291"
    }
  ],
  "sourceIdentifier": "sirt@brocade.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-326"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2020-15387 (GCVE-0-2020-15387)

Vulnerability from cvelistv5 – Published: 2021-06-09 15:24 – Updated: 2024-08-04 13:15

Summary

Severity

No CVSS data available.

CWE

information disclosure vulnerability

Assigner

brocade

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 SANnav & Brocade Fabric OS	Affected: Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0 and Brocade SANnav v2.1.1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T13:15:20.616Z",
          "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-2021-1291"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Brocade SANnav \u0026 Brocade Fabric OS",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0 and Brocade SANnav v2.1.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The host SSH servers of Brocade Fabric OS before Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0, and Brocade SANnav before v2.1.1 utilize keys of less than 2048 bits, which may be vulnerable to man-in-the-middle attacks and/or insecure SSH communications."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "information disclosure vulnerability",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-09T15:24:45.000Z",
        "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-2021-1291"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "sirt@brocade.com",
          "ID": "CVE-2020-15387",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Brocade SANnav \u0026 Brocade Fabric OS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0 and Brocade SANnav v2.1.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The host SSH servers of Brocade Fabric OS before Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0, and Brocade SANnav before v2.1.1 utilize keys of less than 2048 bits, which may be vulnerable to man-in-the-middle attacks and/or insecure SSH communications."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "information disclosure vulnerability"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1291",
              "refsource": "MISC",
              "url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1291"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "87b297d7-335e-4844-9551-11b97995a791",
    "assignerShortName": "brocade",
    "cveId": "CVE-2020-15387",
    "datePublished": "2021-06-09T15:24:45.000Z",
    "dateReserved": "2020-06-29T00:00:00.000Z",
    "dateUpdated": "2024-08-04T13:15:20.616Z",
    "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.

Action not permitted

FKIE_CVE-2020-15387

CVE-2020-15387 (GCVE-0-2020-15387)

Tags

Sightings

Nomenclature