CVE-2021-31962 — CRITICAL (9.4)

Vulnerability Description

Kerberos AppContainer Security Feature Bypass Vulnerability

CVSS Score

9.4

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

LOW

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	-
Microsoft	Windows 7	-
Microsoft	Windows 8.1	-
Microsoft	Windows Rt 8.1	-
Microsoft	Windows Server 2008	r2
Microsoft	Windows Server 2012	-
Microsoft	Windows Server 2016	-
Microsoft	Windows Server 2019	-

References

http://packetstormsecurity.com/files/163206/Windows-Kerberos-AppContainer-EnterpThird Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3196PatchVendor Advisory
http://packetstormsecurity.com/files/163206/Windows-Kerberos-AppContainer-EnterpThird Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3196PatchVendor Advisory

FAQ

What is CVE-2021-31962?

CVE-2021-31962 is a vulnerability with a CVSS score of 9.4 (CRITICAL). Kerberos AppContainer Security Feature Bypass Vulnerability

How severe is CVE-2021-31962?

CVE-2021-31962 has been rated CRITICAL with a CVSS base score of 9.4/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-31962?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008.