{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:lightdm_project:lightdm:1.14.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "BB9B548D-EA70-4B95-99BC-83E27A564F79",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:lightdm_project:lightdm:1.16:*:*:*:*:*:*:*",
              "matchCriteriaId": "034FA2A3-B11F-4066-91AB-F9B027A6A085",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:lightdm_project:lightdm:1.16.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "619A9D1D-36A3-4DA9-95A5-5BD51DE131EE",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:lightdm_project:lightdm:1.16.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "D9D7ADBF-8F5F-4048-93BF-51736E2D2A10",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:lightdm_project:lightdm:1.16.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "53953612-ACFF-44E1-9921-CAC9C297B7E8",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:lightdm_project:lightdm:1.16.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "686C89D4-5C3B-4003-AB1C-836E9718F320",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Array index error in LightDM (aka Light Display Manager) 1.14.3, 1.16.x before 1.16.6 when the XDMCP server is enabled allows remote attackers to cause a denial of service (process crash) via an XDMCP request packet with no address."
    },
    {
      "lang": "es",
      "value": "Un error de \u00edndice de array en LightDM (tambi\u00e9n llamado Light Display Manager) en sus versiones 1.14.3, 1.16.x y anteriores a 1.16.6, cuando el servidor XDMCP est\u00e1 habilitado, permite que atacantes remotos provoquen una denegaci\u00f3n de servicio (bloqueo del proceso) utilizando un paquete de peticiones XDMCP sin direcci\u00f3n."
    }
  ],
  "id": "CVE-2015-8316",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-09-06T21:29:01.067",
  "references": [
    {
      "source": "security@debian.org",
      "tags": [
        "Mailing List",
        "VDB Entry"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2015/11/22/1"
    },
    {
      "source": "security@debian.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://bugs.launchpad.net/lightdm/+bug/1516831"
    },
    {
      "source": "security@debian.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1284574"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "VDB Entry"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2015/11/22/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://bugs.launchpad.net/lightdm/+bug/1516831"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1284574"
    }
  ],
  "sourceIdentifier": "security@debian.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-129"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}