CVE-2018-5112
HIGHFirefox < 58 - Privileged Page Access via Extension Development Tools Panel
Title source: llmDescription
Development Tools panels of an extension are required to load URLs for the panels as relative URLs from the extension manifest file but this requirement was not enforced in all instances. This could allow the development tools panel for the extension to load a URL that it should not be able to access, including potentially privileged pages. This vulnerability affects Firefox < 58.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1040270
Issue Tracking, Permissions Required x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1425224
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3544-1/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/102786
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-02/
Scores
CVSS v3
7.5
EPSS
0.0141
EPSS Percentile
80.8%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-552
Status
published
Products (4)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
17.10
mozilla/firefox
< 57.0.4
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026