VulnerabilityModified
CVE-2024-0753
In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain.
MEDIUM 6.5EPSS 0.72%
Does this matter?
Lower severity and a low EPSS score (0.72%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- EPSS
- 0.72% probability · 52th percentile
- CISA KEV
- Not listed
- Affected
- mozilla/firefox · mozilla/firefox esr · mozilla/thunderbird · debian/debian linux
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1870262Issue Tracking, Release Notes
- https://lists.debian.org/debian-lts-announce/2024/01/msg00015.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/01/msg00022.htmlMailing List, Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-01/Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-02/Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-04/Release Notes, Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1870262Issue Tracking, Release Notes
- https://lists.debian.org/debian-lts-announce/2024/01/msg00015.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/01/msg00022.htmlMailing List, Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-01/Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-02/Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-04/Release Notes, Vendor Advisory
- https://www.youtube.com/watch?v=JjMb7Z8ak2k
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.