Exim 4 before 4.94.2 allows Execution with Unnecessary Privileges. Because Exim operates as root in the log directory (owned by a non-root user), a symlink or hard link attack allows overwriting critical root-owned files anywhere on the filesystem.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade exim | Aug 22, 2024 | May 6, 2021 |
| Amazon_linux | — | Upgrade exim | Aug 5, 2022 | May 4, 2021 |
| Debian | — | Upgrade exim4 | May 6, 2021 | May 6, 2021 |
| Exim | — | Upgrade Exim to version 4.94.2 | May 13, 2021 | May 6, 2021 |
| Gentoo Linux | — | Upgrade mail-mta/exim. | May 5, 2021 | May 4, 2021 |
| Suse | — | Upgrade eximonUpgrade libspf2-toolsUpgrade libspf2-develUpgrade eximUpgrade eximstats-htmlUpgrade libspf2-2 | May 8, 2021 | May 4, 2021 |
| Ubuntu | — | Upgrade exim4-daemon-lightUpgrade exim4-base (Ubuntu Pro)Upgrade exim4-daemon-heavy (Ubuntu Pro)Upgrade exim4-baseUpgrade exim4-daemon-heavyUpgrade exim4-daemon-light (Ubuntu Pro) | May 5, 2021 | May 4, 2021 |
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