Description

If the source for resources on a page is through an FTP connection, it is possible to trigger a series of modal alert messages for these resources through invalid credentials or locations. These messages cannot be immediately dismissed, allowing for a denial of service (DOS) attack. This vulnerability affects Firefox < 66.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1282430

https://bugzilla.mozilla.org/show_bug.cgi?id=1523249

https://www.mozilla.org/security/advisories/mfsa2019-07/

Details

Risk Information

CVSS v2

CVSS v3