CVE-2023-38180

HIGHNVD 7.59.0▲Trending — 4 sources updated this weekExploited in the wild

7.5

.NET and Visual Studio Denial of Service Vulnerability

CVSS v3: 7.5
EG Score: 9.0(high)
EPSS: 75.7%
KEV: ⚠ Exploited

Published

August 8, 2023

Last Modified

October 28, 2025

References (5)

secure@microsofthttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38180
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CL2L4WE5QRT7WEXANYXSKSU43APC5N2V/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NWVZFKTLNMNKPZ755EMRYIA6GHFOWGKY/
af854a3a-2127-422b-91ae-364da2661108https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38180
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-38180

Patch Availability(9)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	netstandard-targeting-pack-2.1-7.0 (7.0.110-0ubuntu1~22.04.1) @ jammy	2026-06-03	ubuntu
ubuntu	netstandard-targeting-pack-2.1-7.0 (7.0.110-0ubuntu1~23.04.1) @ lunar	2026-06-03	ubuntu
redhat	dotnet6.0-0:6.0.121-1.el8_8	2023-08-14	redhat
redhat	dotnet7.0-0:7.0.110-1.el9_2	2023-08-14	redhat
redhat	dotnet6.0-0:6.0.121-1.el9_2	2023-08-14	redhat
redhat	dotnet6.0-0:6.0.121-1.el9_0	2023-08-14	redhat
redhat	rh-dotnet60-dotnet-0:6.0.121-1.el7_9	2023-08-14	redhat
redhat	dotnet7.0-0:7.0.110-1.el8_8	2023-08-14	redhat
redhat	dotnet6.0-0:6.0.121-1.el8_6	2023-08-14	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(5 across 1 ecosystem)

NuGet(5)

Package	Vulnerable range	Fixed in	Dependents
Microsoft.AspNetCore.App.Runtime.win-arm64	6.0.0 ... 6.0.9 (20 versions)	6.0.21	—
Microsoft.AspNetCore.App.Runtime.win-x64	6.0.0 ... 6.0.9 (20 versions)	6.0.21	—
Microsoft.AspNetCore.App.Runtime.win-x86	6.0.0 ... 6.0.9 (20 versions)	6.0.21	—
Microsoft.AspNetCore.Server.Kestrel.Transport.Libuv	0.0.1-alpha ... 2.1.3 (15 versions)	2.1.40	—
Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets	0.0.1-alpha ... 2.1.3 (10 versions)	2.1.40	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-400Uncontrolled Resource Consumption (Denial of Service)

All Vendor Advisories

(10)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-03 14:25 UTCEG score recompute
2026-06-03 14:25 UTCVendor advisory
2026-06-03 10:30 UTCEG score recompute
2026-06-03 10:30 UTCVendor advisory
2026-06-03 06:35 UTCEG score recompute
2026-06-03 06:35 UTCVendor advisory
2026-06-03 02:40 UTCEG score recompute
2026-06-03 02:40 UTCVendor advisory
2026-06-02 22:45 UTCEG score recompute
2026-06-02 22:45 UTCVendor advisory
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 18:50 UTCEG score recompute
2026-06-02 18:50 UTCVendor advisory
2026-06-02 18:32 UTCkev_newly_listed
2026-06-02 14:55 UTCEG score recompute
2026-06-02 14:55 UTCVendor advisory
2026-06-02 11:00 UTCEG score recompute
2026-06-02 11:00 UTCVendor advisory

Frequently asked(6)

What is CVE-2023-38180?

CVE-2023-38180 is a high vulnerability published on August 8, 2023. .NET and Visual Studio Denial of Service Vulnerability

When was CVE-2023-38180 disclosed?

CVE-2023-38180 was first published in the National Vulnerability Database on August 8, 2023, with the most recent update on October 28, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-38180 actively exploited?

Yes. CISA added CVE-2023-38180 to the Known Exploited Vulnerabilities catalog on August 9, 2023, affecting Microsoft .NET Core and Visual Studio. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2023-38180?

CVE-2023-38180 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

Which products are affected by CVE-2023-38180?

CVE-2023-38180 affects Microsoft .NET Core and Visual Studio. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2023-38180?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-38180, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-38180

Explore →

Is Your Infrastructure Affected by CVE-2023-38180?

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CVE-2023-38180

Published

Last Modified

References (5)

Patch Availability(9)

Affected Packages

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-38180?

Same vendor

Same CWE

CVE-2023-38180

📅 Published

🔄 Last Modified

🔗 References (5)

Patch Availability(9)

Affected Packages

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-38180?

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Frequently asked(6)

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