VDB
ALPINE-CVE-2020-25719
ALPINE-CVE-2020-25719
PUBLISHED
CVSS 7.199999809265137 HIGH
Record from OSV · Published February 18, 2022
A flaw was found in the way Samba, as an Active Directory Domain Controller, implemented Kerberos name-based authentication. The Samba AD DC, could become confused about the user a ticket represents if it did not strictly require a Kerberos PAC and always use the SIDs found within. The result could include total domain compromise.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| samba | Alpine:v3.17 | 4.15.2-r0 |
| samba | Alpine:v3.19 | 4.15.2-r0 |
| samba | Alpine:v3.16 | 4.15.2-r0 |
| samba | Alpine:v3.13 | 4.13.17-r0 |
| samba | Alpine:v3.21 | 4.15.2-r0 |
| samba | Alpine:v3.23 | 4.15.2-r0 |
| samba | Alpine:v3.24 | 4.15.2-r0 |
| samba | Alpine:v3.20 | 4.15.2-r0 |
| samba | Alpine:v3.15 | 4.15.2-r0 |
| samba | Alpine:v3.18 | 4.15.2-r0 |
| samba | Alpine:v3.22 | 4.15.2-r0 |
| samba | Alpine:v3.14 | 4.14.12-r0 |
Risk scores
CVSS 3.1
7.199999809265137
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.17 | samba | 0, 3.2.10-r0, 3.2.8-r0 |
| Alpine:v3.19 | samba | 0, 3.2.10-r0, 3.2.11-r0 |
| Alpine:v3.16 | samba | 0, 3.2.10-r0, 3.2.11-r0 |
| Alpine:v3.13 | samba | 3.3.5-r2, 4.0.0, 4.12.2-r2 |
| Alpine:v3.21 | samba | 4.12.2-r1, 4.0.0, 3.3.7-r3 |
| Alpine:v3.23 | samba | 3.4.7-r0, 3.3.5-r2, 3.3.5-r1 |
| Alpine:v3.24 | samba | 4.0.0, 0 |
| Alpine:v3.20 | samba | 3.3.5-r1, 3.3.5-r2, 3.3.6-r0 |
| Alpine:v3.15 | samba | 4.5.3-r1, 3.2.10-r0, 3.2.11-r0 |
| Alpine:v3.18 | samba | 4.5.1-r0, 4.12.9-r0, 4.13.2-r1 |
| Alpine:v3.22 | samba | 4.11.4-r0, 4.4.5-r1, 3.6.4-r1 |
| Alpine:v3.14 | samba | 4.2.9-r0, 4.1.15-r0, 3.6.1-r0 |
Timeline
- Feb 18, 2022 CVE Published
- Aug 5, 2026 CVE Updated
- Aug 8, 2026 Distribution Patch
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