Vulnerability Details CVE-2020-1118
A denial of service vulnerability exists in the Windows implementation of Transport Layer Security (TLS) when it improperly handles certain key exchanges. An attacker who successfully exploited the vulnerability could cause a target system to stop responding.
To exploit this vulnerability, a remote unauthenticated attacker could send a specially crafted request to a target system utilizing TLS 1.2 or lower, triggering the system to automatically reboot.
The update addresses the vulnerability by changing the way TLS key exchange messages are validated.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.162
EPSS Ranking 96.8%
CVSS Severity
CVSS v3 Score 8.6
CVSS v2 Score 7.8
References
Products affected by CVE-2020-1118
-
cpe:2.3:o:microsoft:windows_10:1709
-
cpe:2.3:o:microsoft:windows_10:1803
-
cpe:2.3:o:microsoft:windows_10:1809
-
cpe:2.3:o:microsoft:windows_10:1903
-
cpe:2.3:o:microsoft:windows_10:1909
-
cpe:2.3:o:microsoft:windows_server_2019:-
-
cpe:2.3:o:microsoft:windows_server_2019:1903
-
cpe:2.3:o:microsoft:windows_server_2019:1909