What is the vulnerability ID of this OpenSSH vulnerability?

The vulnerability ID of this OpenSSH vulnerability is USN-6242-2.

What software versions are affected by this vulnerability?

This vulnerability affects openssh-client versions 1:7.6p1-4ubuntu0.7+esm1, 1:7.2p2-4ubuntu2.10+esm3, and 1:6.6p1-2ubuntu2.13+esm1.

How severe is the vulnerability USN-6242-2?

The severity of the vulnerability USN-6242-2 is not specified.

How can I fix the USN-6242-2 vulnerability?

To fix the USN-6242-2 vulnerability, update the openssh-client package to the recommended version provided in the advisory.

Where can I find more information about the USN-6242-2 vulnerability?

More information about the USN-6242-2 vulnerability can be found in the Ubuntu security notices USN-6242-1 and USN-6242-2, as well as the CVE-2023-38408 advisory.

Vulnerability/
USN-6242-2

31/7/2023

USN-6242-2: OpenSSH vulnerability

First published: Mon Jul 31 2023(Updated: )

USN-6242-1 fixed a vulnerability in OpenSSH. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 18.04 LTS. Original advisory details: It was discovered that OpenSSH incorrectly handled loading certain PKCS#11 providers. If a user forwarded their ssh-agent to an untrusted system, a remote attacker could possibly use this issue to load arbitrary libraries from the user's system and execute arbitrary code.

Affected Software	Affected Version	How to fix
All of
ubuntu/openssh-client	<1:7.6p1-4ubuntu0.7+esm1	1:7.6p1-4ubuntu0.7+esm1
	=18.04
All of
ubuntu/openssh-client	<1:7.2p2-4ubuntu2.10+esm3	1:7.2p2-4ubuntu2.10+esm3
	=16.04
All of
ubuntu/openssh-client	<1:6.6p1-2ubuntu2.13+esm1	1:6.6p1-2ubuntu2.13+esm1
	=14.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2023-38408

Frequently Asked Questions

What is the vulnerability ID of this OpenSSH vulnerability?
The vulnerability ID of this OpenSSH vulnerability is USN-6242-2.
What software versions are affected by this vulnerability?
This vulnerability affects openssh-client versions 1:7.6p1-4ubuntu0.7+esm1, 1:7.2p2-4ubuntu2.10+esm3, and 1:6.6p1-2ubuntu2.13+esm1.
How severe is the vulnerability USN-6242-2?
The severity of the vulnerability USN-6242-2 is not specified.
How can I fix the USN-6242-2 vulnerability?
To fix the USN-6242-2 vulnerability, update the openssh-client package to the recommended version provided in the advisory.
Where can I find more information about the USN-6242-2 vulnerability?
More information about the USN-6242-2 vulnerability can be found in the Ubuntu security notices USN-6242-1 and USN-6242-2, as well as the CVE-2023-38408 advisory.

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