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CVE-2012-0862

Estado: ModificadaMedia (4.3)—

builtins.c in Xinetd before 2.3.15 does not check the service type when the tcpmux-server service is enabled, which exposes all enabled services and allows remote attackers to bypass intended access restrictions via a request to tcpmux port 1.

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)

Xinetd — Xinetd

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2012-0862",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-06-04T20:55:02.447",
  "references": [
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081428.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081446.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2013-1302.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:155",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/05/09/5",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/05/10/2",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.osvdb.org/81774",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/53720",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securitytracker.com/id?1027050",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.xinetd.org/#changes",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/attachment.cgi?id=583311",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=790940",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/75965",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081428.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081446.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2013-1302.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:155",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/05/09/5",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2012/05/10/2",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.osvdb.org/81774",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/53720",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1027050",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.xinetd.org/#changes",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/attachment.cgi?id=583311",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=790940",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/75965",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "builtins.c in Xinetd before 2.3.15 does not check the service type when the tcpmux-server service is enabled, which exposes all enabled services and allows remote attackers to bypass intended access restrictions via a request to tcpmux port 1."
    },
    {
      "lang": "es",
      "value": "builtins.c de Xinetd en versiones anteriores a la 2.3.15 no comprueba el tipo de servicio cuando el servicio tcpmux-server está habilitado, lo que expone todos los servicios habilitados y permite a atacantes remotos evitar las restricciones de acceso previstas a través de una petición a tcpmux puerto 1."
    }
  ],
  "lastModified": "2026-06-16T23:38:24.407",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5133E5DD-16A3-482A-A72E-0703F314C5E2",
              "versionEndIncluding": "2.3.14"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "82CB46D4-DF79-4464-8264-D65D0DA784E9"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.6:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A45BAD0A-2620-4AC2-9774-41D1D6F61F57"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.7:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9B48B3E9-43F9-4F83-A7DE-2FDAA10A2DB3"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.8:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9D8A6F25-6188-4A27-BAC8-38033A275BBA"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.9:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C0E3C40F-C4BB-4518-B839-5A4FB1614679"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A64D3005-CC91-4517-A4B0-4B1004163900"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.11:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C6106B0C-7729-4AE8-821E-04A66638217F"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.12:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DBFD5892-FC9A-4909-B5BD-8769F792DD03"
            },
            {
              "criteria": "cpe:2.3:a:xinetd:xinetd:2.3.13:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5E3C6E61-F904-4711-B957-7EC6932A93ED"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}