CVE-2026-18901

Full vulnerability record from the local CVENow database.
Description

A security vulnerability has been detected in H3C NX15 V100R017. Affected is the function service.add of the file /api/esps of the component Web API. Such manipulation leads to exposed dangerous routine. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.
Severity
HIGH
CVSS score
7.3 (v4.0)
Vulnerability status
Deferred
Source identifier
[email protected]
Published
2026-08-05 05:16:49.433000
Last modified
2026-10-23 21:10:00.157000
View original CVE JSON
{
  "id": "CVE-2026-18901",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-05T05:16:49.433",
  "lastModified": "2026-10-23T21:10:00.157",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A security vulnerability has been detected in H3C NX15 V100R017. Affected is the function service.add of the file /api/esps of the component Web API. Such manipulation leads to exposed dangerous routine. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de seguridad ha sido detectada en H3C NX15 V100R017. Afectada es la función service.add del archivo /api/esps del componente Web API. Dicha manipulación conduce a una rutina peligrosa expuesta. El ataque puede ser lanzado remotamente. El exploit ha sido divulgado públicamente y puede ser utilizado. El proveedor fue contactado tempranamente sobre esta divulgación."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "H3C",
          "product": "NX15",
          "cpes": [
            "cpe:2.3:a:h3c:nx15:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Web API"
          ],
          "versions": [
            {
              "version": "V100R017",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnAvailabilityImpact": "HIGH",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "subAvailabilityImpact": "NONE",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "confidentialityRequirement": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "valueDensity": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.2,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:M/C:C/I:C/A:C",
          "baseScore": 8.3,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "MULTIPLE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE"
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 6.4,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-05T13:17:17.061662Z",
          "id": "CVE-2026-18901",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-749"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/coconut652-7/IOT_Vul_Public/blob/main/H3C/NX15R017/service_add_root_rce_chain/poc/postauth_service_add_rce.py",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/coconut652-7/IOT_Vul_Public/tree/main/H3C/NX15R017/service_add_root_rce_chain/report",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/cve/CVE-2026-18901",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/submit/857817",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/vuln/385935",
      "source": "[email protected]"
    },
    {
      "url": "https://vuldb.com/vuln/385935/cti",
      "source": "[email protected]"
    }
  ]
}