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CVE-2018-12397

nvd nist
Published: Feb 28, 2019Modified: Nov 25, 2025

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7.1
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Exploitability: 1.8 / Impact: 5.2
Source: NVD

Description

A WebExtension can request access to local files without the warning prompt stating that the extension will "Access your data for all websites" being displayed to the user. This allows extensions to run content scripts in local pages without permission warnings when a local file is opened. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.

Affected (15)

Show all products
Mozilla: Firefox · Redhat: Enterprise Linux Desktop, Enterprise Linux Server, Enterprise Linux Server Eus, Enterprise Linux Workstation · Debian: Debian Linux · Canonical: Ubuntu Linux
Mozilla
1 product
Firefox
Redhat
4 products
Enterprise Linux Desktop
Enterprise Linux Server
Enterprise Linux Server Eus
Enterprise Linux Workstation
Debian
1 product
Debian Linux
Canonical
1 product
Ubuntu Linux
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Mozilla
Firefox
Before 60.3.0
Firefox
Before 63.0
Configuration B
7 vulnerable
Vulnerable SoftwareAffected Versions
Redhat
Enterprise Linux Desktop
Version 6.0
Enterprise Linux Desktop
Version 7.0
Redhat
Enterprise Linux Server
Version 6.0
Enterprise Linux Server
Version 7.0
Enterprise Linux Server Eus
Version 7.5
Redhat
Enterprise Linux Workstation
Version 6.0
Enterprise Linux Workstation
Version 7.0
Configuration C
2 vulnerable
Vulnerable SoftwareAffected Versions
Debian
Debian Linux
Version 8.0
Debian Linux
Version 9.0
Configuration D
4 vulnerable
Vulnerable SoftwareAffected Versions
Canonical
Ubuntu Linux
Version 14.04
Ubuntu Linux
Version 16.04
Ubuntu Linux
Version 18.04
Ubuntu Linux
Version 18.10

Related CWEs

CWE-200
Exposure of Sensitive Information to an Unauthorized Actor
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (22)

Source: security@mozilla.org
Third Party AdvisoryVDB Entry
Source: security@mozilla.org
Third Party AdvisoryVDB Entry
Source: security@mozilla.org
Third Party Advisory
Source: security@mozilla.org
Third Party Advisory
Source: security@mozilla.org
Issue TrackingPermissions RequiredVendor Advisory
Source: security@mozilla.org
Mailing ListThird Party Advisory
Source: security@mozilla.org
Third Party Advisory
Source: security@mozilla.org
Third Party Advisory
Source: security@mozilla.org
Third Party Advisory
Source: security@mozilla.org
Vendor Advisory
Source: security@mozilla.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingPermissions RequiredVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

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