Security Bulletin: IBM Tivoli Netcool Impact is vulnerable to a machine-in-the-middle attack due to Apache MINA SSHD (CVE-2023-48795)

Summary

Apache MINA SSHD is shipped with IBM Tivoli Netcool Impact as part of the Command Line Manager service. Information about a security vulnerability affecting Apache MINA SSHD has been published in a security bulletin.

Vulnerability Details

CVEID:CVE-2023-48795
**DESCRIPTION:**OpenSSH is vulnerable to a machine-in-the-middle attack, caused by a flaw in the extension negotiation process in the SSH transport protocol when used with certain OpenSSH extensions. A remote attacker could exploit this vulnerability to launch a machine-in-the-middle attack and strip an arbitrary number of messages after the initial key exchange, breaking SSH extension negotiation and downgrading the client connection security.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/275282 for the current score.
CVSS Vector: (CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

Workarounds and Mitigations

None