Exim 4 before 4.94.2 allows Heap-based Buffer Overflow because it mishandles "-F '.('" on the command line, and thus may allow privilege escalation from any user to root. This occurs because of the interpretation of negative sizes in strncpy.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-exim | Aug 22, 2024 | May 6, 2021 | |
| Amazon_linux | — | amazon-linux-upgrade-exim | Aug 5, 2022 | May 4, 2021 |
| Debian | debian-upgrade-exim4 | May 6, 2021 | May 6, 2021 | |
| Exim | exim-upgrade-latest | May 13, 2021 | May 6, 2021 | |
| Gentoo Linux | gentoo-linux-upgrade-mail-mta-exim | May 5, 2021 | May 4, 2021 | |
| Suse | — | suse-upgrade-eximsuse-upgrade-eximonsuse-upgrade-eximstats-htmlsuse-upgrade-libspf2-2suse-upgrade-libspf2-develsuse-upgrade-libspf2-tools | May 8, 2021 | May 4, 2021 |
| Ubuntu | ubuntu-pro-upgrade-exim4-baseubuntu-pro-upgrade-exim4-daemon-heavyubuntu-pro-upgrade-exim4-daemon-lightubuntu-upgrade-exim4-baseubuntu-upgrade-exim4-daemon-heavyubuntu-upgrade-exim4-daemon-light | May 5, 2021 | May 4, 2021 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub