cbcvebase.
CVE-2018-12386
published 2018-10-18

CVE-2018-12386: A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution…

high8.1CVSS 3.0
AVNACLPRNUIRSUCHIHAN
A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.

Affected

23 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debianfirefox< firefox 62.0.3-1 (sid)firefox 62.0.3-1 (sid)
debianfirefox-esr< firefox 62.0.3-1 (sid)firefox 62.0.3-1 (sid)
mozillafirefox< 60.2.260.2.2
mozillafirefox< 62.0.362.0.3
mozillafirefox>= 0 < 62.0.3+build1-0ubuntu0.14.04.262.0.3+build1-0ubuntu0.14.04.2
mozillafirefox>= 0 < 62.0.3+build1-0ubuntu0.16.04.262.0.3+build1-0ubuntu0.16.04.2
mozillafirefox>= 0 < 62.0.3+build1-0ubuntu0.18.04.162.0.3+build1-0ubuntu0.18.04.1
mozillafirefox>= unspecified < 62.0.362.0.3
mozillafirefox_esr>= unspecified < 60.2.260.2.2
redhatenterprise_linux_desktop
redhatenterprise_linux_desktop
redhatenterprise_linux_server
redhatenterprise_linux_server
redhatenterprise_linux_server_aus
redhatenterprise_linux_server_eus
redhatenterprise_linux_server_eus
redhatenterprise_linux_server_tus
redhatenterprise_linux_workstation
redhatenterprise_linux_workstation

CVSS provenance

nvdv3.08.1HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
osv8.1HIGH