FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

exim -- remote code execution, deny of service in BDAT

Affected packages
4.88 <= exim < 4.89_2


VuXML ID 68b29058-d348-11e7-b9fe-c13eb7bcbf4f
Discovery 2017-11-23
Entry 2017-11-27

Exim team reports:

The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via vectors involving BDAT commands.