CVE-2019-11500
CRITICAL9.8EPSS 38.3%dovecot - security update
Published: 8/29/2019Modified: 12/3/2025
Also known as:ALPINE-CVE-2019-11500DEBIAN-CVE-2019-11500
Description
In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 (and Pigeonhole before 0.5.7.2), protocol processing can fail for quoted strings. This occurs because '\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution.
Affected packages (4)
- Alpine/dovecotfrom 0, < 2.3.7.2-r0
- Debian/dovecotfrom 0, < 1:2.3.7.2-1
- Debian/dovecotfrom 0, < 1:2.2.13-12~deb8u7
- Debian/dovecotfrom 0, < 1:2.2.27-3+deb9u5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |