Exim 4.85 through 4.92 (fixed in 4.92.1) allows remote code execution as root in some unusual configurations that use the ${sort } expansion for items that can be controlled by an attacker (e.g., $local_part or $domain).
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade exim | Nov 8, 2019 | Jul 25, 2019 |
| Amazon_linux | — | Upgrade exim | Jul 27, 2019 | Jul 25, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jul 25, 2019 |
| Debian | — | Upgrade exim4 | Jul 29, 2019 | Jul 25, 2019 |
| Exim | — | Upgrade Exim to version 4.92.0 | Aug 21, 2019 | Jul 25, 2019 |
| Freebsd | — | Upgrade exim | Jul 27, 2019 | Jul 25, 2019 |
| Gentoo Linux | — | Upgrade mail-mta/exim. | Sep 9, 2019 | Jul 25, 2019 |
| Suse | — | Upgrade libspf2-2Upgrade eximUpgrade eximstats-htmlUpgrade eximonUpgrade libspf2-toolsUpgrade libspf2-devel | Aug 1, 2019 | Jul 25, 2019 |
| Ubuntu | — | Upgrade exim4-daemon-lightUpgrade exim4-daemon-heavy | Jul 26, 2019 | Jul 25, 2019 |
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