Vulnerability · Published Feb 13, 2024 · Assigned by microsoft
CVE-2024-21342Windows DNS Client Denial of Service Vulnerability
High 7.5
In plain English
A high-severity uncontrolled resource consumption in Windows 11 version 22H2 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.5% (higher than 85% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)2.5%top 15.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Windows DNS Client Denial of Service Vulnerability
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 – before 10.0.22621.3155 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 – before 10.0.22631.3155 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 – before 10.0.22631.3155 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – before 10.0.25398.709 |
Weakness: CWE-400 · 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
References
- Windows DNS Client Denial of Service Vulnerability vendor-advisory, patch