7.5

CVE-2023-36435: microsoft .net Uncontrolled Resource Consumption

CVSS: 7.5v3.1HighModified
AliasesGHSA-fr44-546p-7xcpBIT-dotnet-2023-36435BIT-dotnet-sdk-2023-36435
Published 10-10-2023Last modified 14-04-2025
Open JSON

Vulnerability summary

CVE-2023-36435 is a high (CVSS 7.5) Uncontrolled Resource Consumption vulnerability in microsoft .net. EPSS estimates a 5.72% chance of exploitation in the next 30 days, higher than 92.9% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
5.72%
0%100%
Low · +0.20 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 10-10-2023
    PublishedVulnerability first disclosed.
  2. 14-04-2025
    Last modifiedVulnerability information updated.

Description

Microsoft QUIC Denial of Service Vulnerability

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

5.72%

Chance of exploitation in the next 30 days

Percentile

93%

Versus all other CVEs

30-day change

+0.20 pp

From 5.52% on 19-09-2026

19-09-202619-10-2026
EPSS score
5.72%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Microsoft8 products
NuGet2 products
  • Microsoft.Native.Quic.MsQuic.OpenSSL< 2.2.3
  • Microsoft.Native.Quic.MsQuic.Schannel< 2.2.3

2 vendors · 10 products

References

5 links