CVE-2019-9811

As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

Published: Jul 23, 2019
Updated: Apr 13, 2023
CVE: CVE-2019-9811
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 8.3
AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

CVSS v2:

Severity: Medium
Score: 5.1
AV:N/AC:H/Au:N/C:P/I:P/A:P

CWEs:

CWE-74

Affected Software
References

Software	From	Fixed in
mozilla / firefox	-	68.0
mozilla / firefox_esr	-	60.8
mozilla / thunderbird	-	60.8
debian / debian_linux	8.0	8.0.x
novell / suse_package_hub_for_suse_linux_enterprise	12	12.x
opensuse / leap	15.0	15.0.x
opensuse / leap	15.1	15.1.x

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
https://bugzilla.mozilla.org/show_bug.cgi?id=1538007
https://bugzilla.mozilla.org/show_bug.cgi?id=1539598
https://bugzilla.mozilla.org/show_bug.cgi?id=1563327
https://lists.debian.org/debian-lts-announce/2019/08/msg00001.html
https://lists.debian.org/debian-lts-announce/2019/08/msg00002.html
https://security.gentoo.org/glsa/201908-12
https://security.gentoo.org/glsa/201908-20
https://www.mozilla.org/security/advisories/mfsa2019-21/
https://www.mozilla.org/security/advisories/mfsa2019-22/
https://www.mozilla.org/security/advisories/mfsa2019-23/

Vulnerability Database

CVE-2019-9811

Deep Security Visibility Without the Complexity