[USN-5301-1] Cyrus SASL vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-5301-1
February 22, 2022

cyrus-sasl2 vulnerability
==========================================================================

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

- Ubuntu 21.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Cyrus SASL could run programs if it received specially crafted network
traffic.

Software Description:
- cyrus-sasl2: Cyrus Simple Authentication and Security Layer

Details:

It was discovered that the Cyrus SASL SQL plugin incorrectly handled SQL
input. A remote attacker could use this issue to execute arbitrary SQL
commands.

Update instructions:

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

Ubuntu 21.10:
libsasl2-modules-sql 2.1.27+dfsg-2.1ubuntu0.1

Ubuntu 20.04 LTS:
libsasl2-modules-sql 2.1.27+dfsg-2ubuntu0.1

Ubuntu 18.04 LTS:
libsasl2-modules-sql 2.1.27~101-g0780600+dfsg-3ubuntu2.4

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-5301-1
CVE-2022-24407

Package Information:
https://launchpad.net/ubuntu/+source/cyrus-sasl2/2.1.27+dfsg-2.1ubuntu0.1
https://launchpad.net/ubuntu/+source/cyrus-sasl2/2.1.27+dfsg-2ubuntu0.1

https://launchpad.net/ubuntu/+source/cyrus-sasl2/2.1.27~101-g0780600+dfsg-3ubuntu2.4

[Leonidas S. Barbosa]

==========================================================================
Ubuntu Security Notice USN-5301-2

February 22, 2022

cyrus-sasl2 vulnerability
==========================================================================

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

- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM

Summary:

Cyrus SASL could run programs if it received specially crafted network
traffic.

Software Description:
- cyrus-sasl2: Cyrus Simple Authentication and Security Layer

Details:

USN-5301-1 fixed a vulnerability in Cyrus. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that the Cyrus SASL SQL plugin incorrectly handled SQL
input. A remote attacker could use this issue to execute arbitrary SQL
commands.

Update instructions:

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

Ubuntu 16.04 ESM:
libsasl2-modules-sql 2.1.26.dfsg1-14ubuntu0.2+esm1

Ubuntu 14.04 ESM:
libsasl2-modules-sql 2.1.25.dfsg1-17ubuntu0.1~esm2

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:

https://ubuntu.com/security/notices/USN-5301-2
https://ubuntu.com/security/notices/USN-5301-1
CVE-2022-24407