VDB
ALPINE-CVE-2020-10957
ALPINE-CVE-2020-10957
PUBLISHED
CVSS 7.5 HIGH
In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp.
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:v3.10 | dovecot | 1.2.6-r1, 2.2.34-r3, 2.2.34-r2 |
| Alpine:v3.13 | dovecot | 2.2.15-r2, 1.1.11-r1, 2.2.22-r0 |
| Alpine:v3.12 | dovecot | 2.0.17-r1, 1.1.11-r0, 1.1.11-r1 |
| Alpine:v3.15 | dovecot | 2.2.4-r0, 2.2.5-r0, 2.2.5-r2 |
| Alpine:v3.23 | dovecot | 2.3.5.1-r0, 2.0.14-r0, 2.0.13-r1 |
| Alpine:v3.21 | dovecot | 1.2.12-r1, 1.2.12-r2, 1.2.12-r3 |
| Alpine:v3.8 | dovecot | 2.2.10-r0, 2.2.15-r0, 0 |
| Alpine:v3.18 | dovecot | 1.2.11-r5, 2.3.3-r1, 2.3.3-r0 |
| Alpine:v3.19 | dovecot | 1.2.12-r0, 2.3.9.3-r0, 2.3.9.2-r0 |
| Alpine:v3.16 | dovecot | 2.0.6-r0, 2.3.9.3-r0, 2.3.9.2-r0 |
| Alpine:v3.17 | dovecot | 2.0.4-r0, 1.2.3-r0, 1.2.4-r0 |
| Alpine:v3.11 | dovecot | 2.3.4.1-r0, 2.3.4.1-r1, 2.3.5.1-r0 |
| Alpine:v3.14 | dovecot | 2.1.8-r0, 1.1.11-r1, 1.1.11-r0 |
| Alpine:v3.9 | dovecot | 0, 1.1.11-r0, 1.1.13-r0 |
| Alpine:v3.22 | dovecot | 2.2.5-r0, 2.3.4.1-r0, 2.3.3-r2 |
| Alpine:v3.20 | dovecot | 2.3.5.1-r1, 2.3.2.1-r1, 2.3.2.1-r2 |
Timeline
- May 18, 2020 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch