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Samba DoS Vulnerability (CVE-2020-10745)
Information
Severity
Severity
High
Family
Family
Denial of Service
CVSSv2 Base
CVSSv2 Base
7.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
3 years ago
Modified
Modified
3 years ago
Summary
Samba is prone to a denial of service vulnerability.
Insight
Insight
Compression of replies to NetBIOS over TCP/IP name resolution and DNS packets (which can be supplied as UDP requests) can be abused to consume excessive amounts of CPU on the Samba AD DC (only).
Affected Software
Affected Software
Samba version 4.0.0 and later.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 4.10.17, 4.11.11, 4.12.4 or later.