Vulnerability in Microsoft Asp.net Core 2.1
CVE-2023-38180
.NET and Visual Studio Denial of Service Vulnerability
EPSS: 0.009 (75.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C.
Affected products
- Microsoft Asp.net Core 2.1 — versions 2.0
- Microsoft Visual Studio 2022 Version 17.2 — versions 17.2.0
- Microsoft Visual Studio 2022 Version 17.4 — versions 17.4.0
- Microsoft Visual Studio 2022 Version 17.6 — versions 17.6.0
- Microsoft .Net 6.0 — versions 6.0.0
- Microsoft .Net 7.0 — versions 7.0.0
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- .NET and Visual Studio Denial of Service Vulnerability (vendor-advisory)
Frequently asked questions
- What is CVE-2023-38180?
- CVE-2023-38180 is a high-severity vulnerability in Microsoft Asp.net Core 2.1. CVSS score: 7.5/10. Published 2023-08-08.
- How severe is CVE-2023-38180?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-38180 known to be exploited?
- Yes. CVE-2023-38180 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-08-09), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.