VDB

ALPINE-CVE-2020-12673

ALPINE-CVE-2020-12673 PUBLISHED CVSS 7.5 HIGH

In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.

Risk Scores

CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Alpine:v3.16dovecot2.3.8-r0, 2.2.18-r1, 2.0.8-r0
Alpine:v3.12dovecot1.2.11-r5, 1.2.8-r0, 1.2.9-r0
Alpine:v3.14dovecot2.3.10.1-r0, 2.3.9.3-r0, 2.3.9.2-r0
Alpine:v3.9dovecot1.1.11-r0, 1.1.11-r1, 1.1.13-r0
Alpine:v3.15dovecot2.3.2.1-r4, 2.2.27-r2, 2.2.33.2-r0
Alpine:v3.23dovecot0, 1.2.8-r0, 1.2.9-r0
Alpine:v3.19dovecot1.2.12-r0, 0, 1.1.11-r0
Alpine:v3.11dovecot2.0.17-r0, 2.1.3-r0, 2.2.7-r0
Alpine:v3.13dovecot2.2.16-r0, 2.2.15-r2, 2.2.15-r1
Alpine:v3.17dovecot2.2.24-r1, 1.2.8-r0, 0
Alpine:v3.10dovecot1.1.13-r0, 0, 2.3.7.2-r0
Alpine:v3.20dovecot2.1.6-r1, 2.1.6-r0, 2.1.5-r0
Alpine:v3.21dovecot0, 1.1.11-r0, 1.1.11-r1
Alpine:v3.18dovecot2.0.2-r0, 2.1.6-r1, 2.1.6-r0
Alpine:v3.22dovecot2.2.22-r0, 2.2.22-r1, 2.2.23-r0

Timeline

  • Aug 12, 2020 CVE Published
  • Dec 3, 2025 CVE Updated
  • Apr 30, 2026 Distribution Patch
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