CVE-2014-7155 (GCVE-0-2014-7155)

Vulnerability from cvelistv5 – Published: 2014-10-02 14:00 – Updated: 2024-08-06 12:40
VLAI
Summary
The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://xenbits.xen.org/xsa/advisory-105.html x_refsource_CONFIRM
http://support.citrix.com/article/CTX200218 x_refsource_CONFIRM
http://www.securitytracker.com/id/1030888 vdb-entryx_refsource_SECTRACK
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.debian.org/security/2014/dsa-3041 vendor-advisoryx_refsource_DEBIAN
http://secunia.com/advisories/61858 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/61890 third-party-advisoryx_refsource_SECUNIA
http://security.gentoo.org/glsa/glsa-201412-42.xml vendor-advisoryx_refsource_GENTOO
http://www.securityfocus.com/bid/70057 vdb-entryx_refsource_BID
Date Public
2014-09-23 00:00
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T12:40:19.135Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "openSUSE-SU-2014:1281",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html"
          },
          {
            "name": "FEDORA-2014-12000",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html"
          },
          {
            "name": "openSUSE-SU-2014:1279",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://xenbits.xen.org/xsa/advisory-105.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://support.citrix.com/article/CTX200218"
          },
          {
            "name": "1030888",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1030888"
          },
          {
            "name": "FEDORA-2014-12036",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html"
          },
          {
            "name": "DSA-3041",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2014/dsa-3041"
          },
          {
            "name": "61858",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/61858"
          },
          {
            "name": "61890",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/61890"
          },
          {
            "name": "GLSA-201412-42",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "http://security.gentoo.org/glsa/glsa-201412-42.xml"
          },
          {
            "name": "70057",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/70057"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2014-09-23T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2016-12-30T16:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "openSUSE-SU-2014:1281",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html"
        },
        {
          "name": "FEDORA-2014-12000",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html"
        },
        {
          "name": "openSUSE-SU-2014:1279",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://xenbits.xen.org/xsa/advisory-105.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://support.citrix.com/article/CTX200218"
        },
        {
          "name": "1030888",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1030888"
        },
        {
          "name": "FEDORA-2014-12036",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html"
        },
        {
          "name": "DSA-3041",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2014/dsa-3041"
        },
        {
          "name": "61858",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/61858"
        },
        {
          "name": "61890",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/61890"
        },
        {
          "name": "GLSA-201412-42",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "http://security.gentoo.org/glsa/glsa-201412-42.xml"
        },
        {
          "name": "70057",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/70057"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2014-7155",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "openSUSE-SU-2014:1281",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html"
            },
            {
              "name": "FEDORA-2014-12000",
              "refsource": "FEDORA",
              "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html"
            },
            {
              "name": "openSUSE-SU-2014:1279",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html"
            },
            {
              "name": "http://xenbits.xen.org/xsa/advisory-105.html",
              "refsource": "CONFIRM",
              "url": "http://xenbits.xen.org/xsa/advisory-105.html"
            },
            {
              "name": "http://support.citrix.com/article/CTX200218",
              "refsource": "CONFIRM",
              "url": "http://support.citrix.com/article/CTX200218"
            },
            {
              "name": "1030888",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1030888"
            },
            {
              "name": "FEDORA-2014-12036",
              "refsource": "FEDORA",
              "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html"
            },
            {
              "name": "DSA-3041",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2014/dsa-3041"
            },
            {
              "name": "61858",
              "refsource": "SECUNIA",
              "url": "http://secunia.com/advisories/61858"
            },
            {
              "name": "61890",
              "refsource": "SECUNIA",
              "url": "http://secunia.com/advisories/61890"
            },
            {
              "name": "GLSA-201412-42",
              "refsource": "GENTOO",
              "url": "http://security.gentoo.org/glsa/glsa-201412-42.xml"
            },
            {
              "name": "70057",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/70057"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2014-7155",
    "datePublished": "2014-10-02T14:00:00.000Z",
    "dateReserved": "2014-09-24T00:00:00.000Z",
    "dateUpdated": "2024-08-06T12:40:19.135Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2014-7155",
      "date": "2026-05-27",
      "epss": "0.01034",
      "percentile": "0.77608"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*\", \"versionEndIncluding\": \"4.4.0\", \"matchCriteriaId\": \"0C014033-2C0A-4484-9390-1C68583957DD\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.0.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E5D62197-4FF7-4B73-8DC6-6E9344AF7CAC\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.0.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"44CAE6A7-9817-472C-B1C6-3FF196304D08\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.0.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E96BB7DE-0A6A-4418-A879-159F5FF88615\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.1.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"7568820A-ED66-47DF-A9B0-27A474D6C2C6\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.1.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"5D8C046D-BE62-43BA-9F50-B4D383475EA8\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B81B6EEB-D01E-432D-AEBF-707409741C0A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"2A4B60DE-A8C0-459E-A99C-6EF0D3264B75\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"A83F4F7E-53CF-4066-857B-2154D25979D8\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"048E790E-B0A1-4504-9299-0B6D9CB0C509\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"EB157D09-B91B-486A-A9F7-C9BA75AE8823\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"FA95119D-EAF1-48D4-AE7C-0C4927D06CDF\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"5D40E4E4-3FCB-4980-8DD2-49DDABCB398E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"7F7D1B7E-C30F-430F-832D-2A405DA1F2D9\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B7C1D0AD-B804-474C-96A3-988BADA0DAD2\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"1DCD1F05-9F96-40DD-B506-750E87306325\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"25B6AE42-E1EB-47A8-8FAF-7A93A67EC67F\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"60BADA43-94D5-4E80-B5C8-D01A0249F13E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"550223A9-B9F1-440A-8C25-9F0F76AF7301\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"FC734D58-96E5-4DD2-8781-F8E0ADB96462\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"62CEC1BF-1922-410D-BCBA-C58199F574C7\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"923F2C2B-4A65-4823-B511-D0FEB7C7FAB2\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"C1A24DED-B2EC-4D9C-9FA4-DD37EF3E3BFC\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"0D532B60-C8DD-4A2F-9D05-E574D23EB754\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"5D83CA8B-8E49-45FA-8FAB-C15052474542\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"27537DF5-7E0F-463F-BA87-46E329EE07AC\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"3EA4F978-9145-4FE6-B4F9-15207E52C40A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"22A995FD-9B7F-4DF0-BECF-4B086E470F1E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"219597E2-E2D7-4647-8A7C-688B96300158\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"65E55950-EACA-4209-B2A1-E09026FC6006\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"8F0AF8EF-6FF6-4E22-B16E-82C9F90C6B00\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"47640819-FC43-49ED-8A77-728C3D7255B3\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"2448537F-87AD-45C1-9FB0-7A49CA31BD76\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E36B2265-70E1-413B-A7CF-79D39E9ADCFB\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"BF948E6A-07BE-4C7D-8A98-002E89D35F4D\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"C0E23B94-1726-4F63-84BB-8D83FAB156D7\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"1044792C-D544-457C-9391-4F3B5BAB978D\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*\", \"matchCriteriaId\": \"CF23B21B-594A-42E2-AF90-D5C4246B39A4\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"16F59A04-14CF-49E2-9973-645477EA09DA\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:fedoraproject:fedora:19:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"5991814D-CA77-4C25-90D2-DB542B17E0AD\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"FF47C9F0-D8DA-4B55-89EB-9B2C9383ADB9\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DFBF430B-0832-44B0-AA0E-BA9E467F7668\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"A10BC294-9196-425F-9FB0-B1625465B47F\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.\"}, {\"lang\": \"es\", \"value\": \"La funci\\u00f3n x86_emulate en arch/x86/x86_emulate/x86_emulate.c en Xen 4.4.x y anteriores no comprueba debidamente los permisos del modo de supervisor, lo que permite a usuarios locales de HVM causar una denegaci\\u00f3n de servicio (ca\\u00edda del hu\\u00e9sped) o ganar privilegios del medo del kernel del hu\\u00e9sped a trav\\u00e9s de vectores que involucran una instrucci\\u00f3n (1) HLT, (2) LGDT, (3) LIDT, o (4) LMSW.\"}]",
      "id": "CVE-2014-7155",
      "lastModified": "2024-11-21T02:16:26.120",
      "metrics": "{\"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:A/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 5.8, \"accessVector\": \"ADJACENT_NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 6.5, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2014-10-02T14:55:05.120",
      "references": "[{\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://secunia.com/advisories/61858\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://secunia.com/advisories/61890\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://security.gentoo.org/glsa/glsa-201412-42.xml\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://support.citrix.com/article/CTX200218\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.debian.org/security/2014/dsa-3041\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.securityfocus.com/bid/70057\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://www.securitytracker.com/id/1030888\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://xenbits.xen.org/xsa/advisory-105.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://secunia.com/advisories/61858\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://secunia.com/advisories/61890\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://security.gentoo.org/glsa/glsa-201412-42.xml\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://support.citrix.com/article/CTX200218\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.debian.org/security/2014/dsa-3041\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.securityfocus.com/bid/70057\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://www.securitytracker.com/id/1030888\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://xenbits.xen.org/xsa/advisory-105.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-264\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2014-7155\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2014-10-02T14:55:05.120\",\"lastModified\":\"2026-05-06T22:30:45.220\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.\"},{\"lang\":\"es\",\"value\":\"La funci\u00f3n x86_emulate en arch/x86/x86_emulate/x86_emulate.c en Xen 4.4.x y anteriores no comprueba debidamente los permisos del modo de supervisor, lo que permite a usuarios locales de HVM causar una denegaci\u00f3n de servicio (ca\u00edda del hu\u00e9sped) o ganar privilegios del medo del kernel del hu\u00e9sped a trav\u00e9s de vectores que involucran una instrucci\u00f3n (1) HLT, (2) LGDT, (3) LIDT, o (4) LMSW.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":5.8,\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":6.5,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-264\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.4.0\",\"matchCriteriaId\":\"0C014033-2C0A-4484-9390-1C68583957DD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E5D62197-4FF7-4B73-8DC6-6E9344AF7CAC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.0.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"44CAE6A7-9817-472C-B1C6-3FF196304D08\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.0.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E96BB7DE-0A6A-4418-A879-159F5FF88615\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.1.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7568820A-ED66-47DF-A9B0-27A474D6C2C6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.1.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5D8C046D-BE62-43BA-9F50-B4D383475EA8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B81B6EEB-D01E-432D-AEBF-707409741C0A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2A4B60DE-A8C0-459E-A99C-6EF0D3264B75\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A83F4F7E-53CF-4066-857B-2154D25979D8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"048E790E-B0A1-4504-9299-0B6D9CB0C509\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EB157D09-B91B-486A-A9F7-C9BA75AE8823\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA95119D-EAF1-48D4-AE7C-0C4927D06CDF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5D40E4E4-3FCB-4980-8DD2-49DDABCB398E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7F7D1B7E-C30F-430F-832D-2A405DA1F2D9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B7C1D0AD-B804-474C-96A3-988BADA0DAD2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1DCD1F05-9F96-40DD-B506-750E87306325\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"25B6AE42-E1EB-47A8-8FAF-7A93A67EC67F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"60BADA43-94D5-4E80-B5C8-D01A0249F13E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"550223A9-B9F1-440A-8C25-9F0F76AF7301\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FC734D58-96E5-4DD2-8781-F8E0ADB96462\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"62CEC1BF-1922-410D-BCBA-C58199F574C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"923F2C2B-4A65-4823-B511-D0FEB7C7FAB2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C1A24DED-B2EC-4D9C-9FA4-DD37EF3E3BFC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0D532B60-C8DD-4A2F-9D05-E574D23EB754\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5D83CA8B-8E49-45FA-8FAB-C15052474542\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"27537DF5-7E0F-463F-BA87-46E329EE07AC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3EA4F978-9145-4FE6-B4F9-15207E52C40A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"22A995FD-9B7F-4DF0-BECF-4B086E470F1E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"219597E2-E2D7-4647-8A7C-688B96300158\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"65E55950-EACA-4209-B2A1-E09026FC6006\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8F0AF8EF-6FF6-4E22-B16E-82C9F90C6B00\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"47640819-FC43-49ED-8A77-728C3D7255B3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2448537F-87AD-45C1-9FB0-7A49CA31BD76\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E36B2265-70E1-413B-A7CF-79D39E9ADCFB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF948E6A-07BE-4C7D-8A98-002E89D35F4D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C0E23B94-1726-4F63-84BB-8D83FAB156D7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1044792C-D544-457C-9391-4F3B5BAB978D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"CF23B21B-594A-42E2-AF90-D5C4246B39A4\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16F59A04-14CF-49E2-9973-645477EA09DA\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:19:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5991814D-CA77-4C25-90D2-DB542B17E0AD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FF47C9F0-D8DA-4B55-89EB-9B2C9383ADB9\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DFBF430B-0832-44B0-AA0E-BA9E467F7668\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A10BC294-9196-425F-9FB0-B1625465B47F\"}]}]}],\"references\":[{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/61858\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://secunia.com/advisories/61890\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://security.gentoo.org/glsa/glsa-201412-42.xml\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://support.citrix.com/article/CTX200218\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.debian.org/security/2014/dsa-3041\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/70057\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1030888\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://xenbits.xen.org/xsa/advisory-105.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/61858\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/61890\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://security.gentoo.org/glsa/glsa-201412-42.xml\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://support.citrix.com/article/CTX200218\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.debian.org/security/2014/dsa-3041\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.securityfocus.com/bid/70057\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1030888\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://xenbits.xen.org/xsa/advisory-105.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…