FKIE_CVE-2017-11826

Vulnerability from fkie_nvd - Published: 2017-10-13 13:29 - Updated: 2025-10-22 00:16
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
Microsoft Office 2010, SharePoint Enterprise Server 2010, SharePoint Server 2010, Web Applications, Office Web Apps Server 2010 and 2013, Word Viewer, Word 2007, 2010, 2013 and 2016, Word Automation Services, and Office Online Server allow remote code execution when the software fails to properly handle objects in memory.
References
secure@microsoft.comhttp://www.securityfocus.com/bid/101219Broken Link, Third Party Advisory, VDB Entry
secure@microsoft.comhttp://www.securitytracker.com/id/1039541Broken Link, Third Party Advisory, VDB Entry
secure@microsoft.comhttps://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.htmlExploit
secure@microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826Patch, Vendor Advisory
secure@microsoft.comhttps://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/Broken Link, Technical Description, Third Party Advisory
secure@microsoft.comhttps://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/101219Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1039541Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.htmlExploit
af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/Broken Link, Technical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/Exploit, Third Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11826
Impacted products
Vendor Product Version
microsoft office_compatibility_pack -
microsoft office_online_server 2016
microsoft office_web_apps_server 2010
microsoft office_web_apps_server 2013
microsoft office_word_viewer -
microsoft sharepoint_enterprise_server 2016
microsoft sharepoint_server 2010
microsoft sharepoint_server 2013
microsoft word 2007
microsoft word 2010
microsoft word 2013
microsoft word 2013
microsoft word 2016
To clipboard 

{
  "cisaActionDue": "2022-03-24",
  "cisaExploitAdd": "2022-03-03",
  "cisaRequiredAction": "Apply updates per vendor instructions.",
  "cisaVulnerabilityName": "Microsoft Office Remote Code Execution Vulnerability",
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:office_compatibility_pack:-:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "71AF058A-2E5D-4B11-88DB-8903C64B13C1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office_online_server:2016:*:*:*:*:*:*:*",
              "matchCriteriaId": "C6C0BD17-4324-4DFF-9804-1825C4C182A1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office_web_apps_server:2010:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "84149DF3-54BA-4738-9386-6C29B4E9448F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:*",
              "matchCriteriaId": "941B16A2-931D-4031-A016-5EA60E87BE20",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office_word_viewer:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "C64B2636-8F96-48BA-921F-A8FA0E62DE63",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*",
              "matchCriteriaId": "9C082CC4-6128-475D-BC19-B239E348FDB2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "9A57C675-05A9-4BC2-AE95-7CA5CA6B1F73",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:*:*:*:*",
              "matchCriteriaId": "16F33176-442C-4EFF-8EA0-C640D203B939",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:word:2007:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "7D006508-BFB0-4F21-A361-3DA644F51D8A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:word:2010:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "24EEDAD9-9656-4B21-82E4-D60B83777492",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:word:2013:sp1:*:*:-:*:*:*",
              "matchCriteriaId": "D7A48E44-F01A-40AD-B8AF-8FE368248003",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:word:2013:sp1:*:*:rt:*:*:*",
              "matchCriteriaId": "45E21528-4B0F-4A6F-82AD-DF7FDBF67C8F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:word:2016:*:*:*:*:*:*:*",
              "matchCriteriaId": "4DA042D4-B14E-4DDF-8423-DFB255679EFE",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Microsoft Office 2010, SharePoint Enterprise Server 2010, SharePoint Server 2010, Web Applications, Office Web Apps Server 2010 and 2013, Word Viewer, Word 2007, 2010, 2013 and 2016, Word Automation Services, and Office Online Server allow remote code execution when the software fails to properly handle objects in memory."
    },
    {
      "lang": "es",
      "value": "Microsoft Office 2010, SharePoint Enterprise Server 2010, SharePoint Server 2010, Web Applications, Office Web Apps Server 2010 y 2013, Word Viewer, Word 2007, 2010, 2013 y 2016, Word Automation Services y Office Online Server permiten la ejecuci\u00f3n remota de c\u00f3digo cuando el software no gestiona correctamente objetos en la memoria."
    }
  ],
  "id": "CVE-2017-11826",
  "lastModified": "2025-10-22T00:16:02.280",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.3,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2017-10-13T13:29:02.067",
  "references": [
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/101219"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1039541"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Exploit"
      ],
      "url": "https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Broken Link",
        "Technical Description",
        "Third Party Advisory"
      ],
      "url": "https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/101219"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1039541"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link",
        "Technical Description",
        "Third Party Advisory"
      ],
      "url": "https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11826"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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Sightings

Author Source Type Date

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.



Detection rules are retrieved from Rulezet.