CVE-2017-7821
A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types.
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut Ubuntu (mittel).
Beschreibung
A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| ubuntu 14.04 | firefox | 56.0+build6-0ubuntu0.14.04.1 |
| ubuntu 16.04 | firefox | 56.0+build6-0ubuntu0.16.04.1 |
| ubuntu 17.04 | firefox | 56.0+build6-0ubuntu0.17.04.1 |
| ubuntu 17.10 | firefox | 56.0+build6-0ubuntu1 |
| ubuntu 18.04 | firefox | 56.0+build6-0ubuntu1 |
Referenzen
- http://www.securityfocus.com/bid/101057
- http://www.securitytracker.com/id/1039465
- https://bugzilla.mozilla.org/show_bug.cgi?id=1346515
- https://ubuntu.com/security/notices/USN-3435-1
- https://www.cve.org/CVERecord?id=CVE-2017-7821
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/
- https://www.mozilla.org/security/advisories/mfsa2017-21/