Advisory Published

USN-4290-2: libpam-radius-auth vulnerability

First published: Tue Mar 03 2020(Updated: )

USN-4290-1 fixed a vulnerability in libpam-radius-auth. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that libpam-radius-auth incorrectly handled certain long passwords. A remote attacker could possibly use this issue to cause libpam-radius-auth to crash, resulting in a denial of service.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/libpam-radius-auth<1.3.17-0ubuntu4+esm1
1.3.17-0ubuntu4+esm1
Ubuntu=14.04
All of
ubuntu/libpam-radius-auth<1.3.17-0ubuntu3.1
1.3.17-0ubuntu3.1
Ubuntu=12.04

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-4290-2?

    The vulnerability in USN-4290-2 has a medium severity rating due to its potential impact on authentication mechanisms.

  • How do I fix USN-4290-2?

    To fix the vulnerability outlined in USN-4290-2, upgrade libpam-radius-auth to version 1.3.17-0ubuntu4+esm1 for Ubuntu 14.04 ESM or 1.3.17-0ubuntu3.1 for Ubuntu 12.04 ESM.

  • What versions of Ubuntu are affected by USN-4290-2?

    USN-4290-2 affects Ubuntu 12.04 ESM and Ubuntu 14.04 ESM with specific versions of the libpam-radius-auth package.

  • What type of attacks does USN-4290-2 protect against?

    USN-4290-2 addresses vulnerabilities that could allow remote attackers to exploit authentication processes using long passwords.

  • Is USN-4290-2 related to any particular package?

    Yes, USN-4290-2 specifically addresses a vulnerability in the libpam-radius-auth package.

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.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203