« Volver al listado

CVE-2021-28818

Estado: ModificadaAlta (7.8)—

The Rendezvous Routing Daemon (rvrd), Rendezvous Secure Routing Daemon (rvrsd), Rendezvous Secure Daemon (rvsd), Rendezvous Cache (rvcache), Rendezvous Secure C API, Rendezvous Java API, and Rendezvous .Net API components of TIBCO Software Inc.'s TIBCO Rendezvous and TIBCO Rendezvous Developer Edition contain a vulnerability that theoretically allows a low privileged attacker with local access on the Windows operating system to insert malicious software.

Leer descripción completaMostrar menos

The affected component can be abused to execute the malicious software inserted by the attacker with the elevated privileges of the component. This vulnerability results from the affected component searching for run-time artifacts outside of the installation hierarchy. Affected releases are TIBCO Software Inc.'s TIBCO Rendezvous: versions 8.5.1 and below and TIBCO Rendezvous Developer Edition: versions 8.5.1 and below.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Tibco — Rendezvous

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-28818",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@tibco.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 2
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@tibco.com",
      "affectedData": [
        {
          "vendor": "TIBCO Software Inc.",
          "product": "TIBCO Rendezvous",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom",
              "lessThanOrEqual": "8.5.1"
            }
          ]
        },
        {
          "vendor": "TIBCO Software Inc.",
          "product": "TIBCO Rendezvous Developer Edition",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom",
              "lessThanOrEqual": "8.5.1"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-03-23T21:15:13.823",
  "references": [
    {
      "url": "http://www.tibco.com/services/support/advisories",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@tibco.com"
    },
    {
      "url": "http://www.tibco.com/services/support/advisories",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Rendezvous Routing Daemon (rvrd), Rendezvous Secure Routing Daemon (rvrsd), Rendezvous Secure Daemon (rvsd), Rendezvous Cache (rvcache), Rendezvous Secure C API, Rendezvous Java API, and Rendezvous .Net API components of TIBCO Software Inc.'s TIBCO Rendezvous and TIBCO Rendezvous Developer Edition contain a vulnerability that theoretically allows a low privileged attacker with local access on the Windows operating system to insert malicious software. The affected component can be abused to execute the malicious software inserted by the attacker with the elevated privileges of the component. This vulnerability results from the affected component searching for run-time artifacts outside of the installation hierarchy. Affected releases are TIBCO Software Inc.'s TIBCO Rendezvous: versions 8.5.1 and below and TIBCO Rendezvous Developer Edition: versions 8.5.1 and below."
    },
    {
      "lang": "es",
      "value": "Los componentes Rendezvous Routing Daemon (rvrd), Rendezvous Secure Routing Daemon (rvrsd), Rendezvous Secure Daemon (rvsd), Rendezvous Cache (rvcache), Rendezvous Secure C API, Rendezvous Java API y Rendezvous .Net API de TIBCO Software Inc. TIBCO Rendezvous y TIBCO Rendezvous Developer Edition contienen una vulnerabilidad que teóricamente permite que un atacante poco privilegiado y con acceso local en el sistema operativo Windows inserte software malicioso. Se puede abusar del componente afectado para ejecutar el software malicioso insertado por el atacante con los privilegios elevados del componente. Esta vulnerabilidad es debido a que el componente afectado busca artefactos en tiempo de ejecución fuera de la jerarquía de instalación. Las versiones afectadas son TIBCO Rendezvous de TIBCO Software Inc.: versiones 8.5.1 y por debajo"
    }
  ],
  "lastModified": "2026-06-17T03:46:55.307",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:tibco:rendezvous:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "51D2D5C7-FF22-45C6-A989-FCA180FA1C62",
              "versionEndIncluding": "8.5.1"
            },
            {
              "criteria": "cpe:2.3:a:tibco:rendezvous:*:*:*:*:developer:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "32F2BA6C-5116-42CC-9C7D-8EA76C2F8179",
              "versionEndIncluding": "8.5.1"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "security@tibco.com"
}