gsd-2020-26976
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84.
Aliases
Aliases



{
   GSD: {
      alias: "CVE-2020-26976",
      description: "When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84.",
      id: "GSD-2020-26976",
      references: [
         "https://www.suse.com/security/cve/CVE-2020-26976.html",
         "https://www.debian.org/security/2021/dsa-4842",
         "https://www.debian.org/security/2021/dsa-4840",
         "https://access.redhat.com/errata/RHSA-2021:0397",
         "https://access.redhat.com/errata/RHSA-2021:0299",
         "https://access.redhat.com/errata/RHSA-2021:0298",
         "https://access.redhat.com/errata/RHSA-2021:0297",
         "https://access.redhat.com/errata/RHSA-2021:0290",
         "https://access.redhat.com/errata/RHSA-2021:0289",
         "https://access.redhat.com/errata/RHSA-2021:0288",
         "https://access.redhat.com/errata/RHSA-2021:0285",
         "https://ubuntu.com/security/CVE-2020-26976",
         "https://advisories.mageia.org/CVE-2020-26976.html",
         "https://security.archlinux.org/CVE-2020-26976",
         "https://linux.oracle.com/cve/CVE-2020-26976.html",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2020-26976",
         ],
         details: "When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84.",
         id: "GSD-2020-26976",
         modified: "2023-12-13T01:22:09.039157Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "security@mozilla.org",
            ID: "CVE-2020-26976",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "Firefox",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_value: "84",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Mozilla",
                  },
               ],
            },
         },
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84.",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "HTTPS pages could have been intercepted by a registered service worker when they should not have been",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://www.mozilla.org/security/advisories/mfsa2020-54/",
                  refsource: "MISC",
                  url: "https://www.mozilla.org/security/advisories/mfsa2020-54/",
               },
               {
                  name: "https://bugzilla.mozilla.org/show_bug.cgi?id=1674343",
                  refsource: "MISC",
                  url: "https://bugzilla.mozilla.org/show_bug.cgi?id=1674343",
               },
               {
                  name: "DSA-4840",
                  refsource: "DEBIAN",
                  url: "https://www.debian.org/security/2021/dsa-4840",
               },
               {
                  name: "GLSA-202102-02",
                  refsource: "GENTOO",
                  url: "https://security.gentoo.org/glsa/202102-02",
               },
               {
                  name: "DSA-4842",
                  refsource: "DEBIAN",
                  url: "https://www.debian.org/security/2021/dsa-4842",
               },
               {
                  name: "[debian-lts-announce] 20210202 [SECURITY] [DLA 2541-1] thunderbird security update",
                  refsource: "MLIST",
                  url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00002.html",
               },
               {
                  name: "[debian-lts-announce] 20210202 [SECURITY] [DLA 2539-1] firefox-esr security update",
                  refsource: "MLIST",
                  url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00001.html",
               },
            ],
         },
      },
      "mozilla.org": {
         CVE_data_meta: {
            ASSIGNER: "security@mozilla.org",
            ID: "CVE-2020-26976",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "Firefox",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_value: "84",
                                    },
                                 ],
                              },
                           },
                           {
                              product_name: "Firefox ESR",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_value: "78.7",
                                    },
                                 ],
                              },
                           },
                           {
                              product_name: "Thunderbird",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "<",
                                       version_value: "78.7",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Mozilla",
                  },
               ],
            },
         },
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84, Firefox ESR < 78.7, and Thunderbird < 78.7.",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "HTTPS pages could have been intercepted by a registered service worker when they should not have been",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  url: "https://www.mozilla.org/security/advisories/mfsa2021-04/",
               },
               {
                  url: "https://www.mozilla.org/security/advisories/mfsa2021-05/",
               },
               {
                  url: "https://www.mozilla.org/security/advisories/mfsa2020-54/",
               },
               {
                  url: "https://bugzilla.mozilla.org/show_bug.cgi?id=1674343",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "84.0",
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "security@mozilla.org",
               ID: "CVE-2020-26976",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service worker could have intercepted the request for the secure page despite the iframe not being a secure context due to the (insecure) framing. This vulnerability affects Firefox < 84.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "NVD-CWE-noinfo",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://www.mozilla.org/security/advisories/mfsa2020-54/",
                     refsource: "MISC",
                     tags: [
                        "Vendor Advisory",
                     ],
                     url: "https://www.mozilla.org/security/advisories/mfsa2020-54/",
                  },
                  {
                     name: "https://bugzilla.mozilla.org/show_bug.cgi?id=1674343",
                     refsource: "MISC",
                     tags: [
                        "Issue Tracking",
                        "Permissions Required",
                        "Vendor Advisory",
                     ],
                     url: "https://bugzilla.mozilla.org/show_bug.cgi?id=1674343",
                  },
                  {
                     name: "DSA-4840",
                     refsource: "DEBIAN",
                     tags: [
                        "Third Party Advisory",
                     ],
                     url: "https://www.debian.org/security/2021/dsa-4840",
                  },
                  {
                     name: "GLSA-202102-02",
                     refsource: "GENTOO",
                     tags: [
                        "Third Party Advisory",
                     ],
                     url: "https://security.gentoo.org/glsa/202102-02",
                  },
                  {
                     name: "DSA-4842",
                     refsource: "DEBIAN",
                     tags: [
                        "Third Party Advisory",
                     ],
                     url: "https://www.debian.org/security/2021/dsa-4842",
                  },
                  {
                     name: "[debian-lts-announce] 20210202 [SECURITY] [DLA 2539-1] firefox-esr security update",
                     refsource: "MLIST",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00001.html",
                  },
                  {
                     name: "[debian-lts-announce] 20210202 [SECURITY] [DLA 2541-1] thunderbird security update",
                     refsource: "MLIST",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00002.html",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "MEDIUM",
                  accessVector: "NETWORK",
                  authentication: "NONE",
                  availabilityImpact: "NONE",
                  baseScore: 4.3,
                  confidentialityImpact: "NONE",
                  integrityImpact: "PARTIAL",
                  vectorString: "AV:N/AC:M/Au:N/C:N/I:P/A:N",
                  version: "2.0",
               },
               exploitabilityScore: 8.6,
               impactScore: 2.9,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: true,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "NONE",
                  baseScore: 6.5,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "HIGH",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "REQUIRED",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
                  version: "3.1",
               },
               exploitabilityScore: 2.8,
               impactScore: 3.6,
            },
         },
         lastModifiedDate: "2021-02-15T01:11Z",
         publishedDate: "2021-01-07T14:15Z",
      },
   },
}


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