vulnerability
Arch Linux: Denial of service (CVE-2019-9809)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Apr 26, 2019 | Jul 11, 2025 | Nov 27, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Apr 26, 2019
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
If the source for resources on a page is through an FTP connection in Firefox before 66.0, 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.
Solution
arch-linux-upgrade-latest
References
- CVE-2019-9809
- https://attackerkb.com/topics/CVE-2019-9809
- URL-https://bugzilla.mozilla.org/show_bug.cgi?id=1282430
- URL-https://bugzilla.mozilla.org/show_bug.cgi?id=1523249
- URL-https://security.archlinux.org/ASA-201903-11
- URL-https://www.mozilla.org/en-US/security/advisories/mfsa2019-07/
- URL-https://www.mozilla.org/security/advisories/mfsa2019-07/
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