Vulnerability Details : CVE-2018-12386
Potential exploit
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.
Vulnerability category: Execute code
Products affected by CVE-2018-12386
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-12386
0.80%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-12386
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST | |
8.1
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
2.8
|
5.2
|
NIST |
CWE ids for CVE-2018-12386
-
The product does not correctly convert an object, resource, or structure from one type to a different type.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-12386
-
http://www.securityfocus.com/bid/105460
Mozilla Firefox and Firefox ESR Remote Code Execution and Information Disclosure VulnerabilitiesThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHSA-2018:2884
RHSA-2018:2884 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://security.gentoo.org/glsa/201810-01
Mozilla Firefox: Multiple vulnerabilities (GLSA 201810-01) — Gentoo securityThird Party Advisory
-
https://www.debian.org/security/2018/dsa-4310
Debian -- Security Information -- DSA-4310-1 firefox-esrThird Party Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1493900
1493900 - (CVE-2018-12386) Firefox RCE from Hack2WinExploit;Issue Tracking;Patch;Vendor Advisory
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http://www.securitytracker.com/id/1041770
Mozilla Firefox File Processing Flaws Let Remote Users Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
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https://access.redhat.com/errata/RHSA-2018:2881
RHSA-2018:2881 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://usn.ubuntu.com/3778-1/
USN-3778-1: Firefox vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://www.mozilla.org/security/advisories/mfsa2018-24/
Security vulnerabilities fixed in Firefox 62.0.3 and Firefox ESR 60.2.2 — MozillaVendor Advisory
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