cbcvebase.
CVE-2018-12369
published 2018-10-18

CVE-2018-12369: WebExtensions bundled with embedded experiments were not correctly checked for proper authorization. This allowed a malicious WebExtension to gain full browser…

PriorityP344critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
2.52%
82.9th percentile
WebExtensions bundled with embedded experiments were not correctly checked for proper authorization. This allowed a malicious WebExtension to gain full browser permissions. This vulnerability affects Firefox ESR < 60.1 and Firefox < 61.

Affected

15 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debianfirefox< firefox 61.0-1 (sid)firefox 61.0-1 (sid)
mozillafirefox< 60.1.060.1.0
mozillafirefox< 61.061.0
mozillafirefox>= 0 < 61.0.1+build1-0ubuntu0.14.04.161.0.1+build1-0ubuntu0.14.04.1
mozillafirefox>= 0 < 61.0+build3-0ubuntu0.14.04.261.0+build3-0ubuntu0.14.04.2
mozillafirefox>= 0 < 61.0.1+build1-0ubuntu0.16.04.161.0.1+build1-0ubuntu0.16.04.1
mozillafirefox>= 0 < 61.0+build3-0ubuntu0.16.04.261.0+build3-0ubuntu0.16.04.2
mozillafirefox>= 0 < 61.0.1+build1-0ubuntu0.18.04.161.0.1+build1-0ubuntu0.18.04.1
mozillafirefox>= 0 < 61.0+build3-0ubuntu0.18.04.161.0+build3-0ubuntu0.18.04.1
mozillafirefox>= unspecified < 6161
mozillafirefox_esr>= unspecified < 60.160.1

CVSS provenance

nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_redhat9.8CRITICAL
vendor_ubuntu4.3MEDIUM
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