Memory corruption in ChakraCore - CVE-2018-8384

 

Memory corruption in ChakraCore - CVE-2018-8384

Published: August 14, 2018


Vulnerability identifier: #VU14358
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-2018-8384
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 the Chakra scripting engine handles objects in memory in Microsoft Edge. 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

ChakraCore

How to mitigate CVE-2018-8384

Install updates from vendor's website.


External References

Related Security Bulletins