Memory corruption in Mozilla Firefox - CVE-2018-12375
Published: September 6, 2018 / Updated: September 6, 2018
Vulnerability identifier: #VU14637
CSH Severity: High
CVSS v4: 8.6 [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]
CVE-ID: CVE-2018-12375
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to boundary error when handling malicious input. A remote unauthenticated attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Mozilla Firefox
Ubuntu
firefox (Ubuntu package)
Ubuntu
firefox (Ubuntu package)
How to mitigate CVE-2018-12375
Update to version 62.0.
Mozilla Firefox - update to 62.0
firefox (Ubuntu package) - addressed in versions 62.0+build2-0ubuntu0.14.04.3, 62.0+build2-0ubuntu0.16.04.3, 62.0+build2-0ubuntu0.18.04.3
firefox (Ubuntu package) - addressed in versions 62.0+build2-0ubuntu0.14.04.3, 62.0+build2-0ubuntu0.16.04.3, 62.0+build2-0ubuntu0.18.04.3