Schwachstellen / CVE-2017-7821

kritisch

CVE-2017-7821

A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types.

Veröffentlicht Geändert CWE 732
In der Trivy Database seit spätestens 24. Okt. 2026, 07:11 UTCWann der Eintrag vor diesem Build hinzukam, ist nicht erfasst.

Einstufung nach Quelle

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

QuellePaketBehoben in
ubuntu 14.04firefox56.0+build6-0ubuntu0.14.04.1
ubuntu 16.04firefox56.0+build6-0ubuntu0.16.04.1
ubuntu 17.04firefox56.0+build6-0ubuntu0.17.04.1
ubuntu 17.10firefox56.0+build6-0ubuntu1
ubuntu 18.04firefox56.0+build6-0ubuntu1

Referenzen

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.