CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
23.4%
In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
bugzilla.mozilla.org/show_bug.cgi?id=1870262
lists.debian.org/debian-lts-announce/2024/01/msg00015.html
lists.debian.org/debian-lts-announce/2024/01/msg00022.html
www.mozilla.org/security/advisories/mfsa2024-01/
www.mozilla.org/security/advisories/mfsa2024-02/
www.mozilla.org/security/advisories/mfsa2024-04/
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
23.4%