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The remote FreeBSD host is missing a security-related update.
SANS reports :
The University of Washington IMAP library is a library implementing
the IMAP mail protocol. University of Washington IMAP is exposed to a
buffer overflow issue that occurs due to a boundary error within the
rfc822_output_char function in the c-client library. The University of
Washington IMAP library versions prior to 2007e are affected.
See also :
Update the affected package.
Risk factor :
Medium / CVSS Base Score : 4.3