CVE-2020-25721

Description

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Vendor Advisory gentoo.org Vendor Advisory samba.org Vendor Advisory samba.org
Affected: n/a samba
Published at:
Updated at:

References

Link Tags
https://www.samba.org/samba/security/CVE-2020-25721.html vendor advisory
https://bugzilla.samba.org/show_bug.cgi?id=14725 vendor advisory issue tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2021728 third party advisory issue tracking
https://security.gentoo.org/glsa/202309-06 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-25721?
CVE-2020-25721 has been scored as a high severity vulnerability.
How to fix CVE-2020-25721?
To fix CVE-2020-25721, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-25721 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-25721 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-25721?
CVE-2020-25721 affects n/a samba.
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