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CVE-2020-11857

Estado: ModificadaCrítica (9.8)—💥 Exploit

An Authorization Bypass vulnerability on Micro Focus Operation Bridge Reporter, affecting version 10.40 and earlier. The vulnerability could allow remote attackers to access the OBR host as a non-admin user

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).

💥 Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

Tecnologías afectadas (1)

Microfocus — Operation Bridge Reporter

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-11857",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/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": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@opentext.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Operation Bridge Reporter.",
          "versions": [
            {
              "status": "affected",
              "version": "10.40 and earlier."
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-09-22T14:15:12.157",
  "references": [
    {
      "url": "http://packetstormsecurity.com/files/162407/Micro-Focus-Operations-Bridge-Reporter-shrboadmin-Default-Password.html",
      "source": "security@opentext.com"
    },
    {
      "url": "https://softwaresupport.softwaregrp.com/doc/KM03710590",
      "source": "security@opentext.com"
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1215/",
      "source": "security@opentext.com"
    },
    {
      "url": "http://packetstormsecurity.com/files/162407/Micro-Focus-Operations-Bridge-Reporter-shrboadmin-Default-Password.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://softwaresupport.softwaregrp.com/doc/KM03710590",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1215/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An Authorization Bypass vulnerability on Micro Focus Operation Bridge Reporter, affecting version 10.40 and earlier. The vulnerability could allow remote attackers to access the OBR host as a non-admin user"
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de Omisión de Autorización en Micro Focus Operation Bridge Reporter, afectando a versiones 10.40 y anteriores. La vulnerabilidad podría permitir a atacantes remotos acceder al host de OBR como un usuario no administrador"
    }
  ],
  "lastModified": "2026-06-17T02:50:55.593",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microfocus:operation_bridge_reporter:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "99BC0F8B-1E09-4317-85DF-41445C3C1777",
              "versionEndIncluding": "10.40",
              "versionStartIncluding": "10.00"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@opentext.com"
}