==========================================================================
Ubuntu Security Notice USN-6379-1
September 18, 2023

vsftpd vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS

Summary:

vsftpd could allow unintended access to network services.

Software Description:
- vsftpd: FTP server written for security

Details:

It was discovered that vsftpd was vulnerable to the ALPACA TLS protocol
content confusion attack. A remote attacker could possibly use this issue
to redirect traffic from one subdomain to another.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
   vsftpd                          3.0.5-0ubuntu0.20.04.1

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

References:
   https://ubuntu.com/security/notices/USN-6379-1
   CVE-2021-3618

Package Information:
   https://launchpad.net/ubuntu/+source/vsftpd/3.0.5-0ubuntu0.20.04.1

Ubuntu 6379-1: vsftpd vulnerability

September 18, 2023
vsftpd could allow unintended access to network services.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS Summary: vsftpd could allow unintended access to network services. Software Description: - vsftpd: FTP server written for security Details: It was discovered that vsftpd was vulnerable to the ALPACA TLS protocol content confusion attack. A remote attacker could possibly use this issue to redirect traffic from one subdomain to another.

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: vsftpd 3.0.5-0ubuntu0.20.04.1 This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6379-1

CVE-2021-3618

Severity
Ubuntu Security Notice USN-6379-1

Package Information

https://launchpad.net/ubuntu/+source/vsftpd/3.0.5-0ubuntu0.20.04.1

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