⚠ Actively exploited
Added to CISA KEV on 2023-08-09. Federal agencies required to patch by 2023-08-30. Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable..

CVE-2023-38180

CWE-400 — Uncontrolled Resource Consumption13 documents10 sources
Severity
7.5HIGH
EPSS
0.9%
top 24.62%
CISA KEV
KEV
Added 2023-08-09
Due 2023-08-30
Exploit
Exploited in wild
Active exploitation observed
Affected products
10
Microsoft .net 6.0Microsoft .net 7.0Microsoft Asp.net Core 2.1+7 more
Timeline
PublishedAug 8
KEV addedAug 9
Latest updateAug 10
KEV dueAug 30
CISA Required Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Description

.NET and Visual Studio Denial of Service Vulnerability

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages16 packages

▶NVDmicrosoft/visual_studio_202217.2.0 — 17.2.18+2
▶NVDmicrosoft/.net6.0.0 — 6.0.21+1

Also affects: Fedora 37, 38

Patches

Patch: msrc.microsoft.com ↗Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

6
OSV
dotnet6, dotnet7 vulnerabilities↗2023-08-10
▶
GHSA
.NET Denial of Service Vulnerability↗2023-08-09
▶
OSV
.NET Denial of Service Vulnerability↗2023-08-09
▶
CVEList
.NET and Visual Studio Denial of Service Vulnerability↗2023-08-08
▶
OSV
CVE-2023-38180↗2023-08-08
▶

📋Vendor Advisories

5
Ubuntu
.NET vulnerabilities↗2023-08-10
▶
CISA
Microsoft .NET Core and Visual Studio Denial-of-Service Vulnerability↗2023-08-09
▶
Red Hat
dotnet: Kestrel vulnerability to slow read attacks leading to Denial of Service attack↗2023-08-08
▶
Microsoft
.NET and Visual Studio Denial of Service Vulnerability↗2023-08-08
▶
Ubuntu
.NET vulnerabilities↗2023-08-08
▶
CVE-2023-38180 (HIGH CVSS 7.5) | .NET and Visual Studio Denial of Se | cvebase.io