Track vulnerabilities like this one. Sign up free to get alerted when software you use is affected.

CVE-2020-0821: An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CV...

CVE-2020-0821 · published 6 years ago

Summary

An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2020-1007.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
microsoft	windows_10	1607 1709 1803 1809 1903 1909 `cpe:2.3:o:microsoft:windows_10:-:::::::*`
microsoft	windows_7	All versions `cpe:2.3:o:microsoft:windows_7:-:sp1::::::`
microsoft	windows_8.1	All versions `cpe:2.3:o:microsoft:windows_8.1:-:::::::*`
microsoft	windows_rt_8.1	All versions `cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*`
microsoft	windows_server_2008	r2 `cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::itanium:*`
microsoft	windows_server_2012	r2 `cpe:2.3:o:microsoft:windows_server_2012:-:::::::*`
microsoft	windows_server_2016	1803 1903 1909 `cpe:2.3:o:microsoft:windows_server_2016:-:::::::*`
microsoft	windows_server_2019	All versions `cpe:2.3:o:microsoft:windows_server_2019:-:::::::*`

Original advisory text

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0821 Patch Vendor Advisory

Fix within

Internet-facing 60 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker partial control (estimated)

Severity

5.5 Medium

Exploitation

1% chance of attack within 30 days

Timeline

Published15 Apr 2020

Updated31 Oct 2026

First seen29 Sep 2026

Sources

CVE-2020-0821 · NVD

Track software like this

Free during beta