Important CVSS 7.5 EPSS 0.02777 📢 Publicly disclosed 2023-11 archive

Executive Summary

None

Overview

7.5
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Denial of Service
Released Nov 14 2023
Last Updated Nov 14 2023
Publicly Disclosed Yes
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.02777 — 0.84492 percentile
NVD CVSS 7.5 HIGH — differs from MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
None
INTEGRITY
Low
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.1

EPSS Score

0.02777
probability of exploitation in the next 30 days
0.84492 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

6 affected products
Product KB Article Severity Impact Restart Required
.NET 8.0 Release Notes (Security Update) Important Denial of Service Maybe
ASP.NET Core 8.0 Release Notes (Security Update) Important Denial of Service Maybe
Microsoft Visual Studio 2022 version 17.2 Release Notes (Security Update) Important Denial of Service Maybe
Microsoft Visual Studio 2022 version 17.4 Release Notes (Security Update) Important Denial of Service Maybe
Microsoft Visual Studio 2022 version 17.6 Release Notes (Security Update) Important Denial of Service Maybe
Microsoft Visual Studio 2022 version 17.7 Release Notes (Security Update) Important Denial of Service Maybe

Patches

1 patch
Article Type Restart
Release Notes Security Update Maybe

Known Exploits

Acknowledgments

Barry Dorans