CVE-2021-28321
HighPublic PoC
Published: 13 April 2021
Published
13 April 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0085
75.4th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-28321 is a high-severity Link Following (CWE-59) vulnerability in Microsoft Windows 10. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 24.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-15006
Vulnerability details
Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
microsoft
visual studio
2015
microsoft
visual studio 2017
15.0 — 15.9
microsoft
visual studio 2019
16.0 — 16.7 · 16.8 — 16.9
microsoft
windows 10
1803, 1809, 1909, 2004, 20h2
microsoft
windows server 2016
1909, 2004, 20h2
microsoft
windows server 2019
all versions
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.