FKIE_CVE-2018-14775

Vulnerability from fkie_nvd - Published: 2018-08-01 06:29 - Updated: 2024-11-21 03:49
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
tss_alloc in sys/arch/i386/i386/gdt.c in OpenBSD 6.2 and 6.3 has a Local Denial of Service (system crash) due to incorrect I/O port access control on the i386 architecture.
References
cve@mitre.orghttp://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.cIssue Tracking, Patch, Vendor Advisory
cve@mitre.orghttp://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37&r2=1.37.8.1&f=hPatch, Vendor Advisory
cve@mitre.orghttp://www.securitytracker.com/id/1041550Third Party Advisory, VDB Entry
cve@mitre.orghttps://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sigPatch, Vendor Advisory
cve@mitre.orghttps://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sigPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.cIssue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37&r2=1.37.8.1&f=hPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1041550Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sigPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sigPatch, Vendor Advisory
Impacted products
Vendor Product Version
openbsd openbsd 6.2
openbsd openbsd 6.3
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:6.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "05106657-059F-4845-BA6C-2B610515ABC6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:openbsd:openbsd:6.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "3326FE9E-7B44-4F41-BF89-3115E36D1FF6",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "tss_alloc in sys/arch/i386/i386/gdt.c in OpenBSD 6.2 and 6.3 has a Local Denial of Service (system crash) due to incorrect I/O port access control on the i386 architecture."
    },
    {
      "lang": "es",
      "value": "tss_alloc en sys/arch/i386/i386/gdt.c en OpenBSD 6.2 y 6.3 tiene una denegaci\u00f3n de servicio (DoS) local (cierre inesperado del sistema) debido a un acceso incorrecto al puerto I/O en la arquitectura i386."
    }
  ],
  "id": "CVE-2018-14775",
  "lastModified": "2024-11-21T03:49:45.897",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2018-08-01T06:29:00.633",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37\u0026r2=1.37.8.1\u0026f=h"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1041550"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sig"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sig"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37\u0026r2=1.37.8.1\u0026f=h"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1041550"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sig"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sig"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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