cbcvebase.
CVE-2018-12406
published 2019-02-28

CVE-2018-12406: Mozilla developers and community members reported memory safety bugs present in Firefox 63. Some of these bugs showed evidence of memory corruption and we…

PriorityP335high8.8CVSS 3.0
AVNACLPRNUIRSUCHIHAH
EPSS
1.14%
62.7th percentile
Mozilla developers and community members reported memory safety bugs present in Firefox 63. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 64.

Affected

10 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debianfirefox< firefox 64.0-1 (sid)firefox 64.0-1 (sid)
mozillafirefox< 64.064.0
mozillafirefox>= 0 < 64.0+build3-0ubuntu0.14.04.164.0+build3-0ubuntu0.14.04.1
mozillafirefox>= 0 < 64.0+build3-0ubuntu0.16.04.164.0+build3-0ubuntu0.16.04.1
mozillafirefox>= 0 < 64.0+build3-0ubuntu0.18.04.164.0+build3-0ubuntu0.18.04.1
mozillafirefox>= unspecified < 6464

CVSS provenance

nvdv3.08.8HIGHCVSS:3.0/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
osv9.8CRITICAL
vendor_ubuntu9.8CRITICAL
vendor_debian8.8HIGH
vendor_redhat8.8HIGH
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.