F5-K000139611: Medium severity nginx vulnerability

Published May 29, 2024
·
Updated

When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed HTTP/3 requests can cause NGINX worker processes to terminate or cause other potential impact. This attack requires that a request be specifically timed during the connection draining process, which the attacker has no visibility and limited influence over.

Affected Software

2 affected componentsFixes available
F5 NGINX Plus=30
32
F5 NGINX Open Source>=1.25.0<=1.26.0
1.27.01.26.1

Event History

May 29, 2024
Advisory Published
via F5·01:36 PM
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Frequently Asked Questions

1

What is the severity of F5-K000139611?

The severity of F5-K000139611 is not explicitly stated, but it involves worker process termination which can impact service availability.

2

How do I fix F5-K000139611?

To fix F5-K000139611, update NGINX Plus to version 30 or later, or upgrade NGINX Open Source to version 1.27.01.26.1 or later.

3

What products are affected by F5-K000139611?

F5-K000139611 affects NGINX Plus version 30 and NGINX Open Source versions 1.25.0 to 1.26.0.

4

What can an attacker gain from exploiting F5-K000139611?

An attacker can cause NGINX worker processes to terminate, potentially leading to service disruption.

5

Is there a workaround for F5-K000139611?

There is no specific workaround mentioned for F5-K000139611; the recommended action is to update the affected software.

Contact

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