CVE-2019-10691
HIGH7.5EPSS 1.3%Published: 4/24/2019Modified: 4/28/2026
Description
The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.
Affected packages (2)
- Alpine/dovecotfrom 0, < 2.3.6-r0
- Debian/dovecotfrom 0, < 1:2.3.4.1-4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |