gsd-2020-16955
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files, aka 'Microsoft Office Click-to-Run Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-16928, CVE-2020-16934.
Aliases
Aliases
CVE-2020-16955


To clipboard 

{
   GSD: {
      alias: "CVE-2020-16955",
      description: "An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files, aka 'Microsoft Office Click-to-Run Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-16928, CVE-2020-16934.",
      id: "GSD-2020-16955",
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2020-16955",
         ],
         details: "An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files, aka 'Microsoft Office Click-to-Run Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-16928, CVE-2020-16934.",
         id: "GSD-2020-16955",
         modified: "2023-12-13T01:21:46.442073Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "secure@microsoft.com",
            ID: "CVE-2020-16955",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "Microsoft Office 2013 Click-to-Run (C2R)",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_name: "15.0.0.0",
                                       version_value: "15.0.5571.1000",
                                    },
                                 ],
                              },
                           },
                           {
                              product_name: "Microsoft Office 2019",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_name: "19.0.0",
                                       version_value: "https://aka.ms/OfficeSecurityReleases",
                                    },
                                 ],
                              },
                           },
                           {
                              product_name: "Microsoft 365 Apps for Enterprise",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_name: "16.0.1",
                                       version_value: "https://aka.ms/OfficeSecurityReleases",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Microsoft",
                  },
               ],
            },
         },
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "<p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges.</p>\n<p>To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file.</p>\n<p>The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle these files.</p>\n",
               },
            ],
         },
         impact: {
            cvss: [
               {
                  baseScore: 7.8,
                  baseSeverity: "HIGH",
                  vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
                  version: "3.1",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "Elevation of Privilege",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16955",
                  refsource: "MISC",
                  url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16955",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         cve: {
            configurations: [
               {
                  nodes: [
                     {
                        cpeMatch: [
                           {
                              criteria: "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*",
                              matchCriteriaId: "40C15EDD-98D4-4D06-BA06-21AE0F33C72D",
                              vulnerable: true,
                           },
                           {
                              criteria: "cpe:2.3:a:microsoft:office:2013:*:*:*:click-to-run:*:*:*",
                              matchCriteriaId: "4EDF3639-226F-4C0A-80E5-4075796147DB",
                              vulnerable: true,
                           },
                           {
                              criteria: "cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:*:*",
                              matchCriteriaId: "C5282C83-86B8-442D-851D-B54E88E8B1F1",
                              vulnerable: true,
                           },
                        ],
                        negate: false,
                        operator: "OR",
                     },
                  ],
               },
            ],
            descriptions: [
               {
                  lang: "en",
                  value: "<p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges.</p>\n<p>To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file.</p>\n<p>The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle these files.</p>\n",
               },
               {
                  lang: "es",
                  value: "Se presenta una vulnerabilidad de escalada de privilegios en la manera que Microsoft Office Click-to-Run (C2R) AppVLP maneja determinados archivos, también se conoce como \"Microsoft Office Click-to-Run Elevation of Privilege Vulnerability\".&#xa0;Este ID de CVE es diferente de CVE-2020-16928, CVE-2020-16934",
               },
            ],
            id: "CVE-2020-16955",
            lastModified: "2023-12-31T20:15:58.507",
            metrics: {
               cvssMetricV2: [
                  {
                     acInsufInfo: false,
                     baseSeverity: "MEDIUM",
                     cvssData: {
                        accessComplexity: "MEDIUM",
                        accessVector: "NETWORK",
                        authentication: "NONE",
                        availabilityImpact: "PARTIAL",
                        baseScore: 6.8,
                        confidentialityImpact: "PARTIAL",
                        integrityImpact: "PARTIAL",
                        vectorString: "AV:N/AC:M/Au:N/C:P/I:P/A:P",
                        version: "2.0",
                     },
                     exploitabilityScore: 8.6,
                     impactScore: 6.4,
                     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: "secure@microsoft.com",
                     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: "nvd@nist.gov",
                     type: "Secondary",
                  },
               ],
            },
            published: "2020-10-16T23:15:16.477",
            references: [
               {
                  source: "secure@microsoft.com",
                  tags: [
                     "Patch",
                     "Vendor Advisory",
                  ],
                  url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16955",
               },
            ],
            sourceIdentifier: "secure@microsoft.com",
            vulnStatus: "Modified",
            weaknesses: [
               {
                  description: [
                     {
                        lang: "en",
                        value: "NVD-CWE-noinfo",
                     },
                  ],
                  source: "nvd@nist.gov",
                  type: "Primary",
               },
            ],
         },
      },
   },
}


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