CVE-2018-8452 ChakraCore information disclosure vulnerability

What is CVE-2018-8452?

CVE-2018-8452 is a medium-severity vulnerability in Microsoft Chakracore, published on 13 Sep 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An information disclosure vulnerability exists when the scripting engine does not properly handle objects in memory in Microsoft browsers, aka "Scripting Engine Information Disclosure Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge.

Weakness: CWE-200

Which versions are affected by CVE-2018-8452?

2 open source packages ship an affected version, including Microsoft.ChakraCore. It affects 3 products.

Products include Microsoft Chakracore, Microsoft Edge, Microsoft Internet Explorer.

How do I fix CVE-2018-8452?

Upgrade Microsoft.ChakraCore to 1.11.1 or later.

Is CVE-2018-8452 being exploited?

There is no known exploitation of CVE-2018-8452 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Chakracore

• CVE-2018-8298 ChakraCore Scripting Engine Type Confusion Exploited High 7.5
• CVE-2020-0878 Microsoft Edge and Internet Explorer Memory Corruption Exploited Medium 4.2
• CVE-2018-8500 ChakraCore RCE Vulnerability Critical 9.8
• CVE-2017-11767 ChakraCore vulnerable to privilege escalation Critical 9.8
• CVE-2017-8658 ChakraCore RCE Vulnerability Critical 9.8

All Microsoft Chakracore vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-w3qr-8v4r-592m.