CVE-2023-38180
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
14.0%
96.4th percentile
CISA KEV
Listed
Added 2023-08-09 · patch by 2023-08-30
Weakness / dates
CWE-400
Published 2023-08-08 · modified 2026-08-10
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2023-08-08 — Published (NVD)
- 2023-08-09 — Added to CISA KEV (actively exploited)
- 2023-08-30 — CISA patch-by deadline
- 2026-08-10 — Last modified (NVD)
Description
.NET and Visual Studio Denial of Service Vulnerability
Affected
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38180
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CL2L4WE5QRT7WEXANYXSKSU43APC5N2V/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NWVZFKTLNMNKPZ755EMRYIA6GHFOWGKY/
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38180
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-38180