CVE-2021-34485

.NET Core and Visual Studio Information Disclosure Vulnerability

State: Published
Severity: 5.0 Medium
Published: Aug 12, 2021
Updated: Oct 7, 2026
Reserved: Jun 9, 2021

Description

.NET Core and Visual Studio Information Disclosure Vulnerability

Scores

CVSS	Score	Vector	Source
3.1	5.0 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C	microsoft
3.1	5.0 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N	CISA-ADP

Weaknesses

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Affected Products

Product	Versions
.NET 5.0Microsoft	5.0.0 to before 5.0.9Affected
.NET Core 2.1Microsoft	2.1 to before 2.1.30Affected
.NET Core 3.1Microsoft	3.1 to before 3.1.18Affected
Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)Microsoft	15.9.0 to before 15.9.38Affected
Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)Microsoft	16.10.0 to before 16.10.5Affected
Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)Microsoft	16.0 to before 16.4.25Affected
Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)Microsoft	16.0.0 to before 16.7.18Affected
Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)Microsoft	15.0.0 to before 16.9.10Affected
PowerShell 7.0Microsoft	7.0.0 to before 7.0.7Affected
PowerShell 7.1Microsoft	7.1.0 to before 7.1.4Affected

References

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