USN-7040-1: ConfigObj vulnerability

Published Sep 26, 2024
·
Updated

It was discovered that ConfigObj contains regex that is susceptible to catastrophic backtracking. An attacker could possibly use this issue to cause a regular expression denial of service.

Affected Software

12 affected componentsFixes available
All of the following
ubuntu/python3-configobj<5.0.6-5ubuntu0.1
5.0.6-5ubuntu0.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/python3-configobj<5.0.6-4ubuntu0.1
5.0.6-4ubuntu0.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/python-configobj<5.0.6-2ubuntu0.18.04.1~esm1
5.0.6-2ubuntu0.18.04.1~esm1
Ubuntu Ubuntu=18.04
All of the following
ubuntu/python3-configobj<5.0.6-2ubuntu0.18.04.1~esm1
5.0.6-2ubuntu0.18.04.1~esm1
Ubuntu Ubuntu=18.04
All of the following
ubuntu/python-configobj<5.0.6-2ubuntu0.16.04.1~esm1
5.0.6-2ubuntu0.16.04.1~esm1
Ubuntu Ubuntu=16.04
All of the following
ubuntu/python3-configobj<5.0.6-2ubuntu0.16.04.1~esm1
5.0.6-2ubuntu0.16.04.1~esm1
Ubuntu Ubuntu=16.04

Event History

Sep 26, 2024
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of USN-7040-1?

USN-7040-1 has a medium severity level due to the potential for regular expression denial of service.

2

How do I fix USN-7040-1?

To fix USN-7040-1, upgrade the python3-configobj package to version 5.0.6-5ubuntu0.1 or a later version depending on your Ubuntu release.

3

Which versions of Ubuntu are affected by USN-7040-1?

USN-7040-1 affects Ubuntu 22.04, 20.04, 18.04, and 16.04.

4

What is the nature of the vulnerability in USN-7040-1?

The vulnerability in USN-7040-1 is related to catastrophic backtracking in regex, which can lead to denial of service.

5

Is there a CVE associated with USN-7040-1?

Yes, USN-7040-1 is associated with CVE-2023-26112.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203