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 | — | Upgrade exim | Jun 16, 2020 | May 11, 2020 |
| Amazon_linux | — | Upgrade exim | Jul 2, 2020 | May 11, 2020 |
| Debian | — | Upgrade exim4 | May 19, 2020 | May 11, 2020 |
| Exim | — | Upgrade Exim to version 4.93.0 | May 15, 2020 | May 11, 2020 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 11, 2020 |
| Suse | — | Upgrade libspf2-develUpgrade eximstats-htmlUpgrade eximUpgrade libspf2-toolsUpgrade eximonUpgrade libspf2-2 | May 8, 2021 | May 11, 2020 |
| Ubuntu | — | Upgrade exim4-daemon-light (Ubuntu Pro)Upgrade exim4-daemon-heavyUpgrade exim4-baseUpgrade exim4-daemon-heavy (Ubuntu Pro)Upgrade exim4-base (Ubuntu Pro)Upgrade exim4-daemon-light | May 20, 2020 | May 11, 2020 |
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