cbcvebase.
CVE-2019-11764
published 2020-01-08

CVE-2019-11764: Mozilla developers and community members reported memory safety bugs present in Firefox 69 and Firefox ESR 68.1. Some of these bugs showed evidence of memory…

PriorityP340high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.46%
70.4th percentile
Mozilla developers and community members reported memory safety bugs present in Firefox 69 and Firefox ESR 68.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

Affected

17 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
debianfirefox< firefox 70.0-1 (sid)firefox 70.0-1 (sid)
debianfirefox-esr< firefox 70.0-1 (sid)firefox 70.0-1 (sid)
debianthunderbird< firefox 70.0-1 (sid)firefox 70.0-1 (sid)
mozillafirefox< 70.070.0
mozillafirefox
mozillafirefox_esr< 68.268.2
mozillafirefox_esr
mozillathunderbird< 68.268.2
mozillathunderbird
mozillathunderbird>= 0 < 1:68.2.1-11:68.2.1-1
mozillathunderbird>= 0 < 1:68.2.1-11:68.2.1-1
mozillathunderbird>= 0 < 1:68.2.1-11:68.2.1-1
mozillathunderbird>= 0 < 1:68.2.1-11:68.2.1-1
mozillathunderbird>= 0 < 1:68.7.0+build1-0ubuntu0.16.04.21:68.7.0+build1-0ubuntu0.16.04.2
mozillathunderbird>= 0 < 1:68.2.2+build1-0ubuntu0.18.04.11:68.2.2+build1-0ubuntu0.18.04.1
mozillathunderbird>= 0 < 1:68.2.1+build1-0ubuntu0.18.04.11:68.2.1+build1-0ubuntu0.18.04.1

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
osv8.8HIGH
vendor_debian8.8HIGH
vendor_redhat8.8HIGH
vendor_ubuntu8.8HIGH
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.