Ubuntu: (Multiple Advisories) (CVE-2020-28024): Exim vulnerabilities
8
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
05/04/2021
05/07/2021
05/05/2021
03/22/2023
Description
Exim 4 before 4.94.2 allows Buffer Underwrite that may result in unauthenticated remote attackers executing arbitrary commands, because smtp_ungetc was only intended to push back characters, but can actually push back non-character error codes such as EOF.
Solution(s)
- ubuntu-upgrade-exim4-base
- ubuntu-upgrade-exim4-daemon-heavy
- ubuntu-upgrade-exim4-daemon-light
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