CVE-2020-26976

Summary

CVECVE-2020-26976
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-01-07 14:15:00 UTC
Updated2021-02-15 01:11:00 UTC
DescriptionWhen 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.

Risk And Classification

Problem Types: NVD-CWE-noinfo

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Mozilla Firefox All All All All
Application Mozilla Firefox All All All All

References

ReferenceSourceLinkTags
[SECURITY] [DLA 2539-1] firefox-esr security update MLIST lists.debian.org Mailing List, Third Party Advisory
Security Vulnerabilities fixed in Firefox 84 — Mozilla MISC www.mozilla.org Vendor Advisory
Mozilla Thunderbird: Multiple vulnerabilities (GLSA 202102-02) — Gentoo security GENTOO security.gentoo.org Third Party Advisory
[SECURITY] [DLA 2541-1] thunderbird security update MLIST lists.debian.org Mailing List, Third Party Advisory
Debian -- Security Information -- DSA-4840-1 firefox-esr DEBIAN www.debian.org Third Party Advisory
Debian -- Security Information -- DSA-4842-1 thunderbird DEBIAN www.debian.org Third Party Advisory
Access Denied MISC bugzilla.mozilla.org Issue Tracking, Permissions Required, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 174740 SUSE Enterprise Linux Security update for MozillaFirefox (SUSE-SU-2021:0246-1)
  • 296069 Oracle Solaris 11.4 Support Repository Update (SRU) 31.88.5 Missing (CPUJAN2021)
  • 375430 SeaMonkey Multiple Vulnerabilities
  • 500940 Alpine Linux Security Update for firefox-esr
  • 500958 Alpine Linux Security Update for firefox
  • 502378 Alpine Linux Security Update for thunderbird
  • 503843 Alpine Linux Security Update for firefox
  • 750377 OpenSUSE Security Update for MozillaFirefox (openSUSE-SU-2021:0223-1)
  • 750378 OpenSUSE Security Update for MozillaFirefox (openSUSE-SU-2021:0222-1)
  • 750379 OpenSUSE Security Update for MozillaThunderbird (openSUSE-SU-2021:0208-1)
  • 750380 OpenSUSE Security Update for MozillaThunderbird (openSUSE-SU-2021:0209-1)
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