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CVE-2018-12397

N/A
Published: February 28, 2019 at 06:00 PM UTC
Updated: June 17, 2026 at 01:37 AM UTC
8 products affected across 4 vendorsDebian LinuxUbuntu LinuxFirefox

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Severity
N/A
Exploit prediction
EPSS 0.4%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ubuntu Linux· Canonicalrubygems
95%
14.0416.0418.0418.10
Debian Linux· Debiandrupal
95%
8.09.0
Firefox· Mozilla
95%
v < 60.3.0v < 63v < 63.0
Affected range stops below 63, so it looks safe — our inference, not a vendor statement
Affected range stops below 63.0, so it looks safe — our inference, not a vendor statement
Enterprise Linux Desktop· Red Hatrubygems
95%
6.07.0
Enterprise Linux Server· Red Hatrubygems
95%
6.07.0
Enterprise Linux Server Eus· Red Hatrubygems
95%
7.5
Enterprise Linux Workstation· Red Hatrubygems
95%
6.07.0
Firefox ESR· Mozilla
60%
v < 60.3
Affected range stops below 60.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 60.3.0, so it looks safe — our inference, not a vendor statement

References (11)

VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/105718
VDB Entryx_refsource_SECTRACKThird Party Advisory
Source: [email protected]
http://www.securitytracker.com/id/1041944
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:3005
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:3006
x_refsource_CONFIRMIssue TrackingPermissions RequiredVendor Advisory
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1487478
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/11/msg00008.html
Vendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/201811-04
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/3801-1/

CVSS

3.6LOW[email protected]
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200

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