CVE-2021-42279 — MEDIUM (4.2)

Vulnerability Description

Chakra Scripting Engine Memory Corruption Vulnerability

CVSS Score

4.2

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	-
Microsoft	Windows 11	-
Microsoft	Windows Server 2016	-
Microsoft	Windows Server 2019	-
Microsoft	Windows Server 2022	-

Related Weaknesses (CWE)

CWE-787

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-4227PatchVendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-4227PatchVendor Advisory

FAQ

What is CVE-2021-42279?

CVE-2021-42279 is a vulnerability with a CVSS score of 4.2 (MEDIUM). Chakra Scripting Engine Memory Corruption Vulnerability

How severe is CVE-2021-42279?

CVE-2021-42279 has been rated MEDIUM with a CVSS base score of 4.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-42279?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022.