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01 Record

CVE-2021-41337

Active Directory Security Feature Bypass Vulnerability

MediumPUBLISHEDCNA: microsoft
CNA base score4.9 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C

02 Description

Active Directory Security Feature Bypass Vulnerability

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.63% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 75.8% of scored records. A rank, not a probability.
NVD base score
4.9 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-10-13 00:27Z5 YR AGO
Last updated
2024-08-04 03:08Z2 YR AGO
Reserved
2021-09-17
Assigning CNA
microsoft
Record state
PUBLISHED
Severity
Medium (CVSS 4.9)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C
Weaknesses
No CWE assigned
Data version
5.1
Document digest
1ac39a95971be34c3f1b79d3d0c8713b588132e7fc795fd525a6c8ec541184be

05 Affected products

VendorProductVersionsPlatforms
MicrosoftWindows Server 201910.0.0 to < 10.0.17763.2237x64-based Systems
MicrosoftWindows Server 2019 (Server Core installation)10.0.0 to < 10.0.17763.2237x64-based Systems
MicrosoftWindows Server 202210.0.0 to < 10.0.20348.288x64-based Systems
MicrosoftWindows Server version 200410.0.0 to < 10.0.19041.1288x64-based Systems
MicrosoftWindows Server version 20H210.0.0 to < 10.0.19042.1288x64-based Systems
MicrosoftWindows Server 201610.0.0 to < 10.0.14393.4704x64-based Systems
MicrosoftWindows Server 2016 (Server Core installation)10.0.0 to < 10.0.14393.4704x64-based Systems

06 References