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Mozilla: HSTS policy on subdomain could bypass policy of upper domain

🗓️ 30 Jan 2024 12:33:43Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

In certain HSTS configurations, an attacker could bypass the upper domain's HSTS policy via a subdomain.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.4ppc64lethunderbird0:115.7.0-1.el8_4thunderbird-0:115.7.0-1.el8_4.ppc64le.rpm
Red Hat Enterprise Linux8.4x86_64thunderbird0:115.7.0-1.el8_4thunderbird-0:115.7.0-1.el8_4.x86_64.rpm
Red Hat Enterprise Linux8.4ppc64lethunderbird-debuginfo0:115.7.0-1.el8_4thunderbird-debuginfo-0:115.7.0-1.el8_4.ppc64le.rpm
Red Hat Enterprise Linux8.4x86_64thunderbird-debuginfo0:115.7.0-1.el8_4thunderbird-debuginfo-0:115.7.0-1.el8_4.x86_64.rpm
Red Hat Enterprise Linux8.4ppc64lethunderbird-debugsource0:115.7.0-1.el8_4thunderbird-debugsource-0:115.7.0-1.el8_4.ppc64le.rpm
Red Hat Enterprise Linux8.4x86_64thunderbird-debugsource0:115.7.0-1.el8_4thunderbird-debugsource-0:115.7.0-1.el8_4.x86_64.rpm

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18 Mar 2026 02:33Current
7.4High risk
Vulners AI Score7.4
CVSS 3.16.5
EPSS0.00711
SSVC
3