fkie_cve-2020-26976
Vulnerability from fkie_nvd
Published
2021-01-07 14:15
Modified
2024-11-21 05:20
Summary
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.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1674343Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.orghttps://lists.debian.org/debian-lts-announce/2021/02/msg00001.htmlMailing List, Third Party Advisory
security@mozilla.orghttps://lists.debian.org/debian-lts-announce/2021/02/msg00002.htmlMailing List, Third Party Advisory
security@mozilla.orghttps://security.gentoo.org/glsa/202102-02Third Party Advisory
security@mozilla.orghttps://www.debian.org/security/2021/dsa-4840Third Party Advisory
security@mozilla.orghttps://www.debian.org/security/2021/dsa-4842Third Party Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2020-54/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1674343Issue Tracking, Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/02/msg00001.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/02/msg00002.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202102-02Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4840Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4842Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2020-54/Vendor Advisory
Impacted products
Vendor Product Version
mozilla firefox *
debian debian_linux 9.0
debian debian_linux 10.0



{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "85154F06-6654-493F-8630-38637ED7D8D0",
                     versionEndExcluding: "84.0",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "DEECE5FC-CACF-4496-A3E7-164736409252",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         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.",
      },
      {
         lang: "es",
         value: "Cuando una página HTTPS estaba insertada en una página HTTP, y había un trabajador de servicio registrado para la primera, el trabajador de servicio podría haber interceptado la petición de la página segura a pesar de que el iframe no estaba en un contexto seguro debido al framing (no seguro).&#xa0;Esta vulnerabilidad afecta a Firefox versiones anteriores a 84",
      },
   ],
   id: "CVE-2020-26976",
   lastModified: "2024-11-21T05:20:36.757",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               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,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: true,
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               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,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2021-01-07T14:15:12.173",
   references: [
      {
         source: "security@mozilla.org",
         tags: [
            "Issue Tracking",
            "Permissions Required",
            "Vendor Advisory",
         ],
         url: "https://bugzilla.mozilla.org/show_bug.cgi?id=1674343",
      },
      {
         source: "security@mozilla.org",
         tags: [
            "Mailing List",
            "Third Party Advisory",
         ],
         url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00001.html",
      },
      {
         source: "security@mozilla.org",
         tags: [
            "Mailing List",
            "Third Party Advisory",
         ],
         url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00002.html",
      },
      {
         source: "security@mozilla.org",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://security.gentoo.org/glsa/202102-02",
      },
      {
         source: "security@mozilla.org",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://www.debian.org/security/2021/dsa-4840",
      },
      {
         source: "security@mozilla.org",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://www.debian.org/security/2021/dsa-4842",
      },
      {
         source: "security@mozilla.org",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://www.mozilla.org/security/advisories/mfsa2020-54/",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Issue Tracking",
            "Permissions Required",
            "Vendor Advisory",
         ],
         url: "https://bugzilla.mozilla.org/show_bug.cgi?id=1674343",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Mailing List",
            "Third Party Advisory",
         ],
         url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00001.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Mailing List",
            "Third Party Advisory",
         ],
         url: "https://lists.debian.org/debian-lts-announce/2021/02/msg00002.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://security.gentoo.org/glsa/202102-02",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://www.debian.org/security/2021/dsa-4840",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://www.debian.org/security/2021/dsa-4842",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://www.mozilla.org/security/advisories/mfsa2020-54/",
      },
   ],
   sourceIdentifier: "security@mozilla.org",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "NVD-CWE-noinfo",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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