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CVE-2018-12386

nvd nist
Published: Oct 18, 2018Modified: Nov 25, 2025

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8.1
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Exploitability: 2.8 / Impact: 5.2
Source: NVD

Description

A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.

Affected (16)

Show all products
Redhat: Enterprise Linux Desktop, Enterprise Linux Server, Enterprise Linux Server Aus, Enterprise Linux Server Eus, Enterprise Linux Server Tus, Enterprise Linux Workstation · Debian: Debian Linux · Canonical: Ubuntu Linux · Mozilla: Firefox
Redhat
6 products
Enterprise Linux Desktop
Enterprise Linux Server
Enterprise Linux Server Aus
Enterprise Linux Server Eus
Enterprise Linux Server Tus
Enterprise Linux Workstation
Debian
1 product
Debian Linux
Canonical
1 product
Ubuntu Linux
Mozilla
1 product
Firefox
Configuration A
10 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 Aus
Version 7.6
Redhat
Enterprise Linux Server Eus
Version 7.5
Enterprise Linux Server Eus
Version 7.6
Enterprise Linux Server Tus
Version 7.6
Redhat
Enterprise Linux Workstation
Version 6.0
Enterprise Linux Workstation
Version 7.0
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Debian Linux
Version 9.0
Configuration C
3 vulnerable
Vulnerable SoftwareAffected Versions
Canonical
Ubuntu Linux
Version 14.04
Ubuntu Linux
Version 16.04
Ubuntu Linux
Version 18.04
Configuration D
2 vulnerable
Vulnerable SoftwareAffected Versions
Mozilla
Firefox
Before 60.2.2
Firefox
Before 62.0.3

Related CWEs

CWE-704
Incorrect Type Conversion or Cast
The product does not correctly convert an object, resource, or structure from one type to a different type.

References (18)

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
ExploitIssue TrackingPatchVendor 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: 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
ExploitIssue TrackingPatchVendor 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

Timeline

No history available yet.