Ubuntu: (Multiple Advisories) (CVE-2020-28021): Exim vulnerabilities
9
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
05/04/2021
05/07/2021
05/05/2021
11/07/2024
Description
Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters. An authenticated remote SMTP client can insert newline characters into a spool file (which indirectly leads to remote code execution as root) via AUTH= in a MAIL FROM command.
Solution(s)
- ubuntu-upgrade-exim4-base
- ubuntu-upgrade-exim4-daemon-heavy
- ubuntu-upgrade-exim4-daemon-light
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