CVE-2021-28312
LOWWindows 10 and Windows Server 2016/2019 - Denial of Service in NTFS
Title source: llmExploitation Summary
EIP tracks 1 public exploit for CVE-2021-28312. PoCs published by shubham0d.
AI-analyzed exploit summary This repository provides a functional proof-of-concept for CVE-2021-28312, a Windows NTFS Denial of Service vulnerability. The exploit leverages the $i30:$bitmap attribute to trigger a DoS condition via a crafted command or a malicious file link.
Description
Windows NTFS Denial of Service Vulnerability
Exploits (1)
nomisec
WORKING POC
6 stars
by shubham0d · poc
https://github.com/shubham0d/CVE-2021-28312
This repository provides a functional proof-of-concept for CVE-2021-28312, a Windows NTFS Denial of Service vulnerability. The exploit leverages the $i30:$bitmap attribute to trigger a DoS condition via a crafted command or a malicious file link.
Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target:
Microsoft Windows NTFS
No auth needed
Prerequisites:
Access to a Windows system with NTFS · Ability to execute commands or trick a user into clicking a malicious link
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026
Full analysis →
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28312
Scores
CVSS v3
3.3
EPSS
0.0660
EPSS Percentile
93.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
Status
published
Products (7)
microsoft/windows_10
20h2
microsoft/windows_10
1909
microsoft/windows_10
2004
microsoft/windows_server_2016
20h2
microsoft/windows_server_2016
1909
microsoft/windows_server_2016
2004
microsoft/windows_server_2019
Published
Apr 13, 2021
Tracked Since
Feb 18, 2026