CVE-2021-1721

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Source
https://cve.org/CVERecord?id=CVE-2021-1721
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-1721.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-1721
Aliases
Downstream
RHSA (6)
Published
2021-02-25T23:15:13Z
Modified
2026-09-22T03:45:17Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

.NET Core and Visual Studio Denial of Service Vulnerability

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "15.0"
                },
                {
                    "last_affected":  "15.9"
                }
            ],
            "source":  "CPE_RANGE",
            "vendor_product":  "microsoft:visual_studio_2017"
        },
        {
            "cpes":  [
                "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "16.0"
                },
                {
                    "last_affected":  "16.8"
                }
            ],
            "source":  "CPE_RANGE",
            "vendor_product":  "microsoft:visual_studio_2019"
        }
    ]
}
References

Affected packages

Git / github.com/dotnet/core

Affected ranges

Type
GIT
Repo
https://github.com/dotnet/core
Events
Introduced
62bcac3998e1168f4a34b775a06d6451b5ffca7b
Last Affected
b8c6583af496dab539edbbb2f46f1c6f62538165
Introduced
e7dd0cd3ff917f087f7af2163006d7df6827438b
Last Affected
b8c6583af496dab539edbbb2f46f1c6f62538165
Introduced
5c0a0489d157ca82fca6f9b73c682f118e8c4a8a
Last Affected
b8c6583af496dab539edbbb2f46f1c6f62538165
Database specific
Show details 
{
    "cpe":  [
        "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
        "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*"
    ],
    "extracted_events":  [
        {
            "introduced":  "5.0"
        },
        {
            "last_affected":  "5.0.2"
        },
        {
            "introduced":  "2.1"
        },
        {
            "last_affected":  "2.1.24"
        },
        {
            "introduced":  "3.1"
        },
        {
            "last_affected":  "3.1.11"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

v2.*
v2.1.24
v3.*
v3.1.10
v3.1.11
v5.*
v5.0.0
v5.0.1
v5.0.2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-1721.json"

Git / github.com/powershell/powershell

Affected ranges

Type
GIT
Repo
https://github.com/powershell/powershell
Events
Introduced
b54b188c1804d4dcebb09a8be3a67916abd94fd7
Last Affected
fa01333bfeef5dd7769143e2b4ec7ffdb70c62c8
Database specific
Show details 
{
    "cpe":  [
        "cpe:2.3:a:microsoft:powershell_core:7.0:*:*:*:*:*:*:*",
        "cpe:2.3:a:microsoft:powershell_core:7.1:*:*:*:*:*:*:*"
    ],
    "extracted_events":  [
        {
            "introduced":  "7.0"
        },
        {
            "last_affected":  "7.0"
        },
        {
            "introduced":  "7.1"
        },
        {
            "last_affected":  "7.1"
        }
    ],
    "source":  "CPE_STRING"
}

Affected versions

7.*
7.0
7.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-1721.json"