REDHAT-BUG-2345043: Medium severity OpenSSH OpenSSH client vulnerability

Published Feb 11, 2025
·
Updated

The OpenSSH client and server are vulnerable to a pre-authentication denial-of-service attack: an asymmetric resource consumption of both memory and CPU.

Affected Software

2 affected components
OpenSSH OpenSSH client
OpenSSH OpenSSH Server

Event History

Feb 11, 2025
Data Sourced
via Red Hat·07:55 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of REDHAT-BUG-2345043?

The severity of REDHAT-BUG-2345043 is classified as medium with a risk score of 4.

2

What impact does REDHAT-BUG-2345043 have on OpenSSH?

REDHAT-BUG-2345043 allows for a pre-authentication denial-of-service attack, causing excessive memory and CPU usage.

3

How do I fix REDHAT-BUG-2345043?

To mitigate REDHAT-BUG-2345043, update to the latest version of OpenSSH that addresses this vulnerability.

4

Which versions of OpenSSH are affected by REDHAT-BUG-2345043?

REDHAT-BUG-2345043 affects both the OpenSSH client and server implementations.

5

When was REDHAT-BUG-2345043 published?

REDHAT-BUG-2345043 was published on February 11, 2025.

Contact

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