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USN-5301-2: Cyrus SASL vulnerability

22 February 2022

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

Releases

Packages

  • 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
Ubuntu 14.04

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

References

Related notices

  • USN-5301-1: libsasl2-modules-gssapi-mit, libsasl2-modules-gssapi-heimdal, libsasl2-2, cyrus-sasl2-doc, libsasl2-modules-sql, libsasl2-modules-ldap, libsasl2-modules-otp, libsasl2-modules, libsasl2-dev, cyrus-sasl2, libsasl2-modules-db, sasl2-bin