CVE-2018-12386

CVSS V2 Medium 5.8 CVSS V3 High 8.1
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.
Overview
  • CVE ID
  • CVE-2018-12386
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-10-18T13:29:06
  • Last Modified Date
  • 2018-12-06T18:31:35
Weakness Enumerations
CWE URL
CWE-704 http://cwe.mitre.org/data/definitions/704.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 62.0.3
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* 1 OR 60.2.2
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 5.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 8.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.2
References
Reference URL Reference Tags
https://www.mozilla.org/security/advisories/mfsa2018-24/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1493900 Exploit Issue Tracking Patch Vendor Advisory
https://www.debian.org/security/2018/dsa-4310 Third Party Advisory
https://usn.ubuntu.com/3778-1/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2884 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2881 Third Party Advisory
http://www.securitytracker.com/id/1041770 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/105460 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201810-01 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-12386
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12386
History
Created Old Value New Value Data Type Notes
2022-05-10 17:50:36 Added to TrackCVE
2022-12-03 13:38:01 2018-10-18T13:29Z 2018-10-18T13:29:06 CVE Published Date updated
2022-12-03 13:38:01 2018-12-06T18:31:35 CVE Modified Date updated
2022-12-03 13:38:01 Analyzed Vulnerability Status updated