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
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.16 | dovecot | 2.3.8-r0, 2.2.18-r1, 2.0.8-r0 |
| Alpine:v3.12 | dovecot | 1.2.11-r5, 1.2.8-r0, 1.2.9-r0 |
| Alpine:v3.14 | dovecot | 2.3.10.1-r0, 2.3.9.3-r0, 2.3.9.2-r0 |
| Alpine:v3.9 | dovecot | 1.1.11-r0, 1.1.11-r1, 1.1.13-r0 |
| Alpine:v3.15 | dovecot | 2.3.2.1-r4, 2.2.27-r2, 2.2.33.2-r0 |
| Alpine:v3.23 | dovecot | 0, 1.2.8-r0, 1.2.9-r0 |
| Alpine:v3.19 | dovecot | 1.2.12-r0, 0, 1.1.11-r0 |
| Alpine:v3.11 | dovecot | 2.0.17-r0, 2.1.3-r0, 2.2.7-r0 |
| Alpine:v3.13 | dovecot | 2.2.16-r0, 2.2.15-r2, 2.2.15-r1 |
| Alpine:v3.17 | dovecot | 2.2.24-r1, 1.2.8-r0, 0 |
| Alpine:v3.10 | dovecot | 1.1.13-r0, 0, 2.3.7.2-r0 |
| Alpine:v3.20 | dovecot | 2.1.6-r1, 2.1.6-r0, 2.1.5-r0 |
| Alpine:v3.21 | dovecot | 0, 1.1.11-r0, 1.1.11-r1 |
| Alpine:v3.18 | dovecot | 2.0.2-r0, 2.1.6-r1, 2.1.6-r0 |
| Alpine:v3.22 | dovecot | 2.2.22-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