Using iterative requests an attacker was able to learn the size of an opaque response, as well as the contents of a server-supplied Vary header. This vulnerability affects Firefox < 119.
https://www.mozilla.org/security/advisories/mfsa2023-45/
https://security.gentoo.org/glsa/202401-10
https://bugzilla.mozilla.org/show_bug.cgi?id=1738426
Source: Mitre, NVD
Published: 2023-10-25
Updated: 2024-01-07
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N