CVE-2018-8391 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore. This CVE ID is unique from CVE-2018-8354, CVE-2018-8456, CVE-2018-8457, CVE-2018-8459.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Chakracore	-

Related Weaknesses (CWE)

CWE-787

References

http://www.securityfocus.com/bid/105231Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8391PatchVendor Advisory
http://www.securityfocus.com/bid/105231Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8391PatchVendor Advisory

FAQ

What is CVE-2018-8391?

CVE-2018-8391 is a vulnerability with a CVSS score of 7.5 (HIGH). A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore....

How severe is CVE-2018-8391?

CVE-2018-8391 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-8391?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Chakracore.