CVE-2021-23971

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Summary

CVECVE-2021-23971
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-02-26 02:15:00 UTC
Updated2022-05-27 18:04:00 UTC
DescriptionWhen processing a redirect with a conflicting Referrer-Policy, Firefox would have adopted the redirect's Referrer-Policy. This would have potentially resulted in more information than intended by the original origin being provided to the destination of the redirect. This vulnerability affects Firefox < 86.

Risk And Classification

Problem Types: NVD-CWE-noinfo

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mozilla Firefox All All All All
Application Mozilla Firefox All All All All

References

ReferenceSourceLinkTags
Mozilla Firefox: Multiple vulnerabilities (GLSA 202104-10) — Gentoo security GENTOO security.gentoo.org
Access Denied MISC bugzilla.mozilla.org Issue Tracking, Permissions Required, Vendor Advisory
Security Vulnerabilities fixed in Firefox 86 — Mozilla MISC www.mozilla.org Release Notes, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 501555 Alpine Linux Security Update for firefox
  • 503846 Alpine Linux Security Update for firefox
  • 630669 Mozilla Firefox for Android and iOS Multiple Vulnerabilities (MFSA2021-07)
  • 710020 Gentoo Linux Mozilla Firefox Multiple Vulnerabilities (GLSA 202104-10)
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