VulnerabilityAnalyzed
CVE-2023-38180
Microsoft .NET Core and Visual Studio Denial-of-Service Vulnerability
KEVHIGH 7.5EPSS 14.0%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 30 August 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
.NET and Visual Studio Denial of Service Vulnerability
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 14.02% probability · 96th percentile
- CISA KEV
- Listed 9 August 2023 · due 30 August 2023
- Weakness
- CWE-400
- Affected
- microsoft/.net · microsoft/asp.net core · microsoft/visual studio 2022 · fedoraproject/fedora
- Source
- secure@microsoft.com
CISA notes
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-38180; https://nvd.nist.gov/vuln/detail/CVE-2023-38180
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38180Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CL2L4WE5QRT7WEXANYXSKSU43APC5N2V/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NWVZFKTLNMNKPZ755EMRYIA6GHFOWGKY/Mailing List
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38180Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-38180US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.