PT-2018-3012 · Mozilla+3 · Firefox+3

Jonathan Kingston · Published 2018-06-26 · Updated 2024-12-12 · CVE-2018-12369

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 61 Firefox ESR versions prior to 60.1

Description The issue is related to insufficient access control in the WebExtensions system for developing browser extensions. It allows a remote attacker to exploit the weakness and gain elevated privileges. The vulnerability can be exploited by a malicious WebExtension to obtain full browser permissions due to improper authorization checks.

Recommendations For Firefox versions prior to 61, update to version 61 or later to resolve the issue. For Firefox ESR versions prior to 60.1, update to version 60.1 or later to resolve the issue.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

CWE-264

Related Identifiers

ALT-PU-2018-1952

ALT-PU-2018-1985

ALT-PU-2019-2324

ALT-PU-2019-2486

BDU:2019-03411

CVE-2018-12369

OPENSUSE-SU-2018_1833-1

OPENSUSE-SU-2024:10600-1

OPENSUSE-SU-2024:14572-1

USN-3705-1

USN-3705-2

Affected Products

Alt Linux

Firefox

Suse

Ubuntu

References · 1899

• https://bugzilla.mozilla.org/show_bug.cgi?id=1454909 · Vendor Advisory
• https://usn.ubuntu.com/3705-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-12370 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:14572-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-5156 · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-03411 · Security Note
• https://ubuntu.com/security/CVE-2018-12365 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-12367 · Vendor Advisory
• https://security.gentoo.org/glsa/201810-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-12369 · Security Note
• https://mozilla.org/security/advisories/mfsa2018-16 · Vendor Advisory
• https://mozilla.org/security/advisories/mfsa2018-15 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-12369 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-5188 · Vendor Advisory
• https://mozilla.org/en-US/security/advisories/mfsa2018-15/#CVE-2018-12369 · Vendor Advisory