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FKIE_CVE-2018-0802

Vulnerability from fkie_nvd - Published: 2018-01-10 01:29 - Updated: 2026-06-17 01:31
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
Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0797 and CVE-2018-0812.
References
secure@microsoft.comhttp://www.securityfocus.com/bid/102347Broken Link, Third Party Advisory, VDB Entry
secure@microsoft.comhttp://www.securitytracker.com/id/1040153Broken Link, Third Party Advisory, VDB Entry
secure@microsoft.comhttps://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.htmlExploit, Third Party Advisory
secure@microsoft.comhttps://github.com/rxwx/CVE-2018-0802Exploit, Third Party Advisory
secure@microsoft.comhttps://github.com/zldww2011/CVE-2018-0802_POCThird Party Advisory
secure@microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802Patch, Vendor Advisory
secure@microsoft.comhttps://research.checkpoint.com/another-office-equation-rce-vulnerability/Exploit
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/102347Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1040153Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.htmlExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/rxwx/CVE-2018-0802Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/zldww2011/CVE-2018-0802_POCThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://research.checkpoint.com/another-office-equation-rce-vulnerability/Exploit
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0802US Government Resource
Impacted products
Vendor Product Version
microsoft office 2007
microsoft office 2010
microsoft office 2013
microsoft office 2016
microsoft office 2016
microsoft office_compatibility_pack -
microsoft word 2007
microsoft word 2010
microsoft word 2013
microsoft word 2013
microsoft word 2016
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Equation Editor",
          "vendor": "Microsoft Corporation",
          "versions": [
            {
              "status": "affected",
              "version": "Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016"
            }
          ]
        }
      ],
      "source": "secure@microsoft.com"
    }
  ],
  "cisaActionDue": "2022-05-03",
  "cisaExploitAdd": "2021-11-03",
  "cisaRequiredAction": "Apply updates per vendor instructions.",
  "cisaVulnerabilityName": "Microsoft Office Memory Corruption Vulnerability",
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:office:2007:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "FEECD12A-5BEF-4675-B62E-86CF4A7474D7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2010:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "081DE1E3-4622-4C32-8B9C-9AEC1CD20638",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2013:sp1:*:*:-:*:*:*",
              "matchCriteriaId": "552E1557-D6FA-45DD-9B52-E13ACDBB8A62",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:*:*",
              "matchCriteriaId": "E0B3B0BC-C7C6-4687-AD72-DCA29FF9AE3A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:click-to-run:*:*:*",
              "matchCriteriaId": "E74CB3D6-B0D7-4A6C-ABAA-170C7710D856",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office_compatibility_pack:-:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "71AF058A-2E5D-4B11-88DB-8903C64B13C1",
              "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": "Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka \"Microsoft Office Memory Corruption Vulnerability\". This CVE is unique from CVE-2018-0797 and CVE-2018-0812."
    },
    {
      "lang": "es",
      "value": "Equation Editor en Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013 y Microsoft Office 2016 permite una vulnerabilidad de ejecuci\u00f3n remota de c\u00f3digo debido a la forma en la que se gestionan los objetos en la memoria. Esto tambi\u00e9n se conoce como \"Microsoft Office Memory Corruption Vulnerability\". Este CVE es diferente de CVE-2018-0797 y CVE-2018-0812."
    }
  ],
  "id": "CVE-2018-0802",
  "lastModified": "2026-06-17T01:31:41.493",
  "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"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2018-0802",
          "options": [
            {
              "exploitation": "active"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-02-07T16:28:56.157400Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2018-01-10T01:29:00.820",
  "references": [
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/102347"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id/1040153"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.html"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/rxwx/CVE-2018-0802"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/zldww2011/CVE-2018-0802_POC"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802"
    },
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Exploit"
      ],
      "url": "https://research.checkpoint.com/another-office-equation-rce-vulnerability/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/102347"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "http://www.securitytracker.com/id/1040153"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/rxwx/CVE-2018-0802"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/zldww2011/CVE-2018-0802_POC"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://research.checkpoint.com/another-office-equation-rce-vulnerability/"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0802"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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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.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.