USN-1060-1: Exim vulnerabilities
7
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
02/01/2011
07/25/2018
05/06/2013
05/03/2022
Description
The open_log function in log.c in Exim 4.72 and earlier does not check the return value from (1) setuid or (2) setgid system calls, which allows local users to append log data to arbitrary files via a symlink attack.
Solution(s)
- ubuntu-upgrade-exim4-daemon-custom
- ubuntu-upgrade-exim4-daemon-heavy
- ubuntu-upgrade-exim4-daemon-light
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