ASP.NET and Visual Studio
CVE-2023-33170 — ASP.NET and Visual Studio Security Feature Bypass Vulnerability
Executive Summary
None
Overview
8.1
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Proof-of-Concept
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.3
EPSS Score
0.01978
probability of exploitation in the next 30 days
0.78743 percentile - updated 2026-08-14
View on FIRST.org
Affected Products
6 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| .NET 6.0 | 5028705 (Security Update) |
Important | Security Feature Bypass | Maybe |
| .NET 7.0 | 5028706 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft Visual Studio 2022 version 17.0 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft Visual Studio 2022 version 17.2 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft Visual Studio 2022 version 17.4 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft Visual Studio 2022 version 17.6 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
Patches
3 patches
| Article | Type | Restart |
|---|---|---|
5028705 |
Security Update | Maybe |
5028706 |
Security Update | Maybe |
Release Notes |
Security Update | Maybe |
Exploits & PoC
No public exploit or PoC has been linked for this CVE yet. When available, references are sourced from public repositories and may be unverified or non-functional — review carefully before use.
Detection Rules
No public Sigma or Nuclei detection rule has been mapped to this CVE yet. Coverage is concentrated on exploited / high-profile vulnerabilities; check SigmaHQ for updates.
Acknowledgments
Jack Moran
Matt Cotterell
Ethan McKee-Harris with ZX Security
References
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