CVE-2020-25719
Public on 2022-02-02
Modified on 2024-01-30
Description
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.
Severity
Important
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | ipa | 2023-07-17 | ALAS2-2023-2149 | Fixed |
| Amazon Linux 1 | samba | Not Affected | ||
| Amazon Linux 2023 | samba | Not Affected |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv2 | 9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C |
| NVD | CVSSv3 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |