CVSS 3.1 Score 8.2 of 10 (high)


Published Sep 27, 2023
Updated: Oct 2, 2023
CWE ID 862


CVE-2023-43652 is a vulnerability affecting the JumpServer open source bastion host. It allows an unauthenticated user to authenticate to the core API using only a username and an SSH public key, without requiring a password or the corresponding SSH private key. This poses a danger to organizations as an attacker can exploit leaked public keys and usernames to gain unauthorized access to user information and perform authorized actions. The vulnerability has been addressed in versions 2.28.20 and 3.7.1 of JumpServer, and users are advised to upgrade to these versions as there are no known workarounds for this vulnerability.

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