CVSS 3.1 Score 6.5 of 10 (medium)


Published Nov 3, 2023
Updated: Nov 24, 2023
CWE ID 400


CVE-2023-42670 is a vulnerability found in Samba, affecting various products. It allows for the initiation of multiple incompatible RPC listeners, leading to disruptions in the AD DC service. When Samba's RPC server experiences high load or unresponsiveness, non-AD DC servers may start erroneously and compete for the same unix domain sockets. This results in partial query responses from the AD DC, causing issues with tools like Active Directory Users. The vulnerability poses a potential danger to organizations as it allows attackers to disrupt AD DC services. The base severity of this vulnerability is rated as MEDIUM with a base score of 6.5 according to CVSS version 3.1. The exploitability score is 2.8 and privileges required are low, with no user interaction needed. The attack vector is through the network and the availability impact is high.

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