CVE-2021-26896

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Windows DNS Server Denial of Service Vulnerability This CVE ID is unique from CVE-2021-27063.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26896

Details

Source: MITRE

Published: 2021-03-11

Updated: 2021-03-18

Risk Information

CVSS v2

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH

Tenable Plugins

View all (6 total)

IDNameProductFamilySeverity
147231KB5000851: Windows 7 and Windows Server 2008 R2 March 2021 Security UpdateNessusWindows : Microsoft Bulletins
critical
147229KB5000853: Windows 8.1 and Windows Server 2012 R2 March 2021 Security UpdateNessusWindows : Microsoft Bulletins
critical
147223KB5000822: Windows 10 Version 1809 and Windows Server 2019 March 2021 Security UpdateNessusWindows : Microsoft Bulletins
critical
147222KB5000803: Windows Security Update (March 2021)NessusWindows : Microsoft Bulletins
critical
147221KB5000840: Windows Server 2012 March 2021 Security UpdateNessusWindows : Microsoft Bulletins
critical
147217KB5000856: Windows Server 2008 March 2021 Security UpdateNessusWindows : Microsoft Bulletins
critical