Poor event handling in Mozilla Firefox - CVE-2018-12392
Published: October 24, 2018
Vulnerability identifier: #VU15490
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-12392
CWE-ID: CWE-388
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox
Mozilla Firefox
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to poor event handling when manipulating user events in nested loops while opening a document through script. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
The weakness exists due to poor event handling when manipulating user events in nested loops while opening a document through script. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
How to mitigate CVE-2018-12392
Update to version 63.0.