The remote host is missing updates announced in advisory CLA-2004:889.
SASL[1] is the Simple Authentication and Security Layer, a method for adding authentication support to connection-based protocols.
A vulnerability[2] has been discovered in the Cyrus implementation of the SASL library. The library honors the environment variable SASL_PATH blindly, which allows a local attacker to link against a malicious library to run arbitrary code with the privileges of a setuid or setgid application.
Solution: The apt tool can be used to perform RPM package upgrades by running 'apt-get update' followed by 'apt-get upgrade'