Vulnerability Details : CVE-2020-25721
Kerberos acceptors need easy access to stable AD identifiers (eg objectSid). Samba as an AD DC now provides a way for Linux applications to obtain a reliable SID (and samAccountName) in issued tickets.
Vulnerability category: Input validation
Exploit prediction scoring system (EPSS) score for CVE-2020-25721
Probability of exploitation activity in the next 30 days: 0.23%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 61 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-25721
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
[email protected] |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
[email protected] |
CWE ids for CVE-2020-25721
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by:
- [email protected] (Primary)
- [email protected] (Secondary)
References for CVE-2020-25721
-
https://bugzilla.redhat.com/show_bug.cgi?id=2021728
Issue Tracking;Third Party Advisory
-
https://bugzilla.samba.org/show_bug.cgi?id=14725
Issue Tracking;Vendor Advisory
-
https://www.samba.org/samba/security/CVE-2020-25721.html
Vendor Advisory
- https://security.gentoo.org/glsa/202309-06
Products affected by CVE-2020-25721
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*