| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.6 | $0-$5k | 0.00 |
Summary
A vulnerability described as critical has been identified in Microsoft ASP.NET and Visual Studio. This issue affects some unknown processing. Executing a manipulation can lead to an unknown weakness. The identification of this vulnerability is CVE-2023-33170. The attack may be launched remotely. There is no exploit available. It is advisable to implement a patch to correct this issue.
Details
A vulnerability has been found in Microsoft ASP.NET and Visual Studio (Programming Tool Software) (unknown version) and classified as critical. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was shared 07/11/2023 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability was named CVE-2023-33170. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/17/2025).
It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 239977 (TencentOS Server 4: dotnet6.0 (TSSA-2024:0677)), 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 (239977). Once again VulDB remains the best source for vulnerability data.
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: 8.1VulDB Meta Temp Score: 7.6
VulDB Base Score: 8.1
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
Vendor Base Score (Microsoft): 8.1
Vendor Vector (Microsoft): 🔍
CNA Base Score: 8.1
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: Race conditionCWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
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: 239977
Nessus Name: TencentOS Server 4: dotnet6.0 (TSSA-2024:0677)
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
05/17/2023 🔍07/11/2023 🔍
07/11/2023 🔍
07/11/2023 🔍
06/17/2025 🔍
Sources
Vendor: microsoft.comAdvisory: FEDORA-2023-18264c31f6
Status: Confirmed
CVE: CVE-2023-33170 (🔍)
GCVE (CVE): GCVE-0-2023-33170
GCVE (VulDB): GCVE-100-233644
Entry
Created: 07/11/2023 20:05Updated: 06/17/2025 19:12
Changes: 07/11/2023 20:05 (34), 07/11/2023 20:08 (19), 07/28/2023 20:14 (2), 07/28/2023 20:22 (11), 06/17/2025 19:12 (17)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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