CVE-2020-12783
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Exim
PublishedMay 11, 2020
First seenMay 11, 2020
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| exim exim | v ≤ 4.93 | — |
| fedoraproject fedora | 31, 32 | — |
| debian debian_linux | 8.0, 9.0, 10.0 | — |
| canonical ubuntu_linux | 14.04, 16.04, 18.04, 19.10, 20.04 | — |
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