VDB
ALPINE-CVE-2018-16860
ALPINE-CVE-2018-16860
PUBLISHED
CVSS 7.5 HIGH
A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up to, excluding 4.10.3, when used in AD DC mode. A man in the middle attacker could use this flaw to intercept the request to the KDC and replace the user name (principal) in the request with any desired user name (principal) that exists in the KDC effectively obtaining a ticket for that principal.
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.13 | samba | 4.8.0, 4.7.1-r0, 4.7.3-r0 |
| Alpine:v3.9 | heimdal | 1.5.2-r3, 1.5-r2, 1.4-r9 |
| Alpine:v3.14 | heimdal | 1.3.1-r2, 1.2.1-r4, 1.2.1-r3 |
| Alpine:v3.14 | samba | 3.3.5-r2, 4.8.0, 0 |
| Alpine:v3.17 | samba | 4.7.0-r0, 4.6.6-r1, 4.6.5-r0 |
| Alpine:v3.17 | heimdal | 1.5.2-r6, 0.8, 0 |
| Alpine:v3.24 | samba | 4.8.0, 0 |
| Alpine:v3.11 | heimdal | 0.8, 0, 7.5.0-r4 |
| Alpine:v3.19 | samba | 4.1.3-r2, 4.8.0, 0 |
| Alpine:v3.22 | heimdal | 1.3.1-r4, 1.3.1-r5, 1.3.3-r0 |
| Alpine:v3.18 | heimdal | 1.4-r3, 1.3.3-r0, 1.3.1-r5 |
| Alpine:v3.7 | heimdal | 0, 1.2.1-r0, 1.2.1-r1 |
| Alpine:v3.8 | heimdal | 1.5.2-r4, 1.5.2-r3, 1.5-r2 |
| Alpine:v3.16 | heimdal | 1.3.1-r3, 1.3.1-r4, 1.3.1-r3 |
| Alpine:v3.16 | samba | 3.3.6-r0, 0, 3.2.10-r0 |
| Alpine:v3.23 | heimdal | 1.4-r3, 1.4-r2, 1.4-r11 |
| Alpine:v3.20 | heimdal | 1.5.2-r3, 7.4.0-r2, 7.5.0-r0 |
| Alpine:v3.10 | heimdal | 7.5.0-r1, 7.5.0-r2, 7.5.0-r3 |
| Alpine:v3.11 | samba | 3.3.7-r3, 4.8.0, 0 |
| Alpine:v3.24 | heimdal | 0.8, 0 |
…and 15 more
Timeline
- Jul 31, 2019 CVE Published
- Apr 30, 2026 Distribution Patch
- Jul 8, 2026 CVE Updated