Summary
Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
How could an attacker exploit this vulnerability?
An unauthenticated attacker could exploit the vulnerability by sending specially crafted network traffic to the TLS server and could cause it to crash.
According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L)? What does that mean for this vulnerability?
An attacker who successfully exploited this vulnerability might be able to disclose a single byte of kernel memory. While this is technically information disclosure, the loss is very low.
Security updates
10.0.17763.3406 — https://support.microsoft.com/help/5017315
10.0.19043.2006 — https://support.microsoft.com/help/5017308
10.0.20348.1006 — https://support.microsoft.com/help/5017316
10.0.20348.916 — https://support.microsoft.com/help/5017392
10.0.22000.978 — https://support.microsoft.com/help/5017328
Vulnerabilities 1
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High 8.2
Windows Secure Channel Denial of Service Vulnerability
Windows Secure Channel Denial of Service Vulnerability
Revision history
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#1
Information published.
References
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CVE-2022-30196 Windows Secure Channel Denial of Service Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30196
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss