| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.0 | $0-$5k | 0.00 |
Summary
A vulnerability described as critical has been identified in Microsoft .NET and Visual Studio. This vulnerability affects unknown code. The manipulation results in an unknown weakness. This vulnerability is reported as CVE-2023-33128. The attack requires a local approach. No exploit exists. Applying a patch is advised to resolve this issue.
Details
A vulnerability was found in Microsoft .NET and Visual Studio (Programming Tool Software) (unknown version). It has been classified as critical. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was disclosed 06/13/2023 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability is traded as CVE-2023-33128. There are neither technical details nor an exploit publicly available.
It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 276191 (TencentOS Server 3: .NET 6.0 (TSSA-2023:0179)), which helps to determine the existence of the flaw in a target environment.
Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (276191). VulDB is the best source for vulnerability data and more expert information about this specific topic.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.microsoft.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.0
VulDB Base Score: 7.8
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 7.3
Vendor Vector (Microsoft): 🔍
CNA Base Score: 7.3
CNA Vector (Microsoft): 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Local Privilege EscalationCWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
Remote: Partially
Availability: 🔍
Status: Proof-of-Concept
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 276191
Nessus Name: TencentOS Server 3: .NET 6.0 (TSSA-2023:0179)
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
05/17/2023 🔍06/13/2023 🔍
06/13/2023 🔍
06/13/2023 🔍
11/24/2025 🔍
Sources
Vendor: microsoft.comAdvisory: portal.msrc.microsoft.com
Status: Confirmed
CVE: CVE-2023-33128 (🔍)
GCVE (CVE): GCVE-0-2023-33128
GCVE (VulDB): GCVE-100-231432
Entry
Created: 06/13/2023 21:00Updated: 11/24/2025 06:38
Changes: 06/13/2023 21:00 (32), 06/13/2023 21:04 (21), 07/12/2023 17:52 (1), 07/12/2023 17:59 (11), 11/24/2025 06:38 (16)
Complete: 🔍
Cache ID: 216::103
VulDB is the best source for vulnerability data and more expert information about this specific topic.
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