Exim through 4.93 has an out-of-bounds read in the SPA authenticator that could result in SPA/NTLM authentication bypass in auths/spa.c and auths/auth-spa.c.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-exim | Jun 16, 2020 | May 11, 2020 | |
| Amazon_linux | — | amazon-linux-upgrade-exim | Jul 2, 2020 | May 11, 2020 |
| Debian | debian-upgrade-exim4 | May 19, 2020 | May 11, 2020 | |
| Exim | exim-upgrade-latest | May 15, 2020 | May 11, 2020 | |
| Redhat_linux | no-fix-redhat-rpm-package | Jul 9, 2025 | May 11, 2020 | |
| Suse | — | suse-upgrade-eximsuse-upgrade-eximonsuse-upgrade-eximstats-htmlsuse-upgrade-libspf2-2suse-upgrade-libspf2-develsuse-upgrade-libspf2-tools | May 8, 2021 | May 11, 2020 |
| 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 20, 2020 | May 11, 2020 |
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