CVE-2026-73742 (GCVE-0-2026-73742)
Vulnerability from cvelistv5
Published
2026-09-01 19:47
Modified
2026-09-01 20:24
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Summary
A vulnerability in an API endpoint of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to spoof the source address attributed to their requests. Successful exploitation could allow an attacker to cause inaccurate attribution information to be recorded on the affected system.
References
Impacted products
Vendor Product Version
Hewlett Packard Enterprise (HPE) Fabric Composer Version: 7.0.0   ≤ 7.3.3
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-73742",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-01T20:08:29.513451Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-290",
                "description": "CWE-290 Authentication Bypass by Spoofing",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-01T20:08:46.023Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "Fabric Composer",
          "vendor": "Hewlett Packard Enterprise (HPE)",
          "versions": [
            {
              "lessThanOrEqual": "7.3.3",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "This vulnerability was discovered by internal security research at HPE Networking."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in an API endpoint of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to spoof the source address attributed to their requests. Successful exploitation could allow an attacker to cause inaccurate attribution information to be recorded on the affected system."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-01T20:24:49.779Z",
        "orgId": "eb103674-0d28-4225-80f8-39fb86215de0",
        "shortName": "hpe"
      },
      "references": [
        {
          "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us\u0026docLocale=en_US"
        }
      ],
      "source": {
        "advisory": "HPESBNW05133",
        "discovery": "INTERNAL"
      },
      "title": "Improper Client Address Validation allows Request Attribution Spoofing in Fabric Composer API Endpoint",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "eb103674-0d28-4225-80f8-39fb86215de0",
    "assignerShortName": "hpe",
    "cveId": "CVE-2026-73742",
    "datePublished": "2026-09-01T19:47:35.874Z",
    "dateReserved": "2026-08-13T16:38:10.813Z",
    "dateUpdated": "2026-09-01T20:24:49.779Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-73742\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-09-01T20:08:29.513451Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-290\", \"description\": \"CWE-290 Authentication Bypass by Spoofing\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-09-01T20:08:41.903Z\"}}], \"cna\": {\"title\": \"Improper Client Address Validation allows Request Attribution Spoofing in Fabric Composer API Endpoint\", \"source\": {\"advisory\": \"HPESBNW05133\", \"discovery\": \"INTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"This vulnerability was discovered by internal security research at HPE Networking.\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 4.3, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Hewlett Packard Enterprise (HPE)\", \"product\": \"Fabric Composer\", \"versions\": [{\"status\": \"affected\", \"version\": \"7.0.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"7.3.3\"}], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us\u0026docLocale=en_US\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability in an API endpoint of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to spoof the source address attributed to their requests. Successful exploitation could allow an attacker to cause inaccurate attribution information to be recorded on the affected system.\"}], \"providerMetadata\": {\"orgId\": \"eb103674-0d28-4225-80f8-39fb86215de0\", \"shortName\": \"hpe\", \"dateUpdated\": \"2026-09-01T20:24:49.779Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-73742\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-09-01T20:24:49.779Z\", \"dateReserved\": \"2026-08-13T16:38:10.813Z\", \"assignerOrgId\": \"eb103674-0d28-4225-80f8-39fb86215de0\", \"datePublished\": \"2026-09-01T19:47:35.874Z\", \"assignerShortName\": \"hpe\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.