CVE-2023-21813

HighCVSS 7.5

Published: 14/02/2023(UTC)Updated: 19/08/2026(UTC)Translated: 19/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Elevated risk

1.65%

75th percentile - higher than 75% of all known CVEs

Summary

Windows Secure Channel Denial of Service Vulnerability. An attacker could exploit this vulnerability to cause a denial of service, disrupting secure communication.

Risk Assessment

The risk to the organization is the potential disruption of secure connections (e.g., TLS), affecting service availability and communication integrity.

Recommendation

It is recommended to apply the security update released by Microsoft for Windows Secure Channel.

Other vulnerabilities in Windows Secure Channel

See all

CVE-2023-21819High
Denial of Service vulnerability in Windows Secure Channel. An attacker could exploit it to cause the system to stop responding.
CVE-2023-21818High
Denial of Service vulnerability in Windows Secure Channel. An attacker could exploit it to cause the system to stop responding.

Original NVD description (English source)

Windows Secure Channel Denial of Service Vulnerability