CVE-2020-25719

Name
CVE-2020-25719
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.
NVD Severity
medium
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://bugzilla.redhat.com/show_bug.cgi?id=2019732
MISC https://www.samba.org/samba/security/CVE-2020-25719.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* samba >= 4.0.0 < 4.13.14
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* samba >= 4.14.0 < 4.14.10
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* samba >= 4.15.0 < 4.15.2

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
samba 3.14-main 4.14.12-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
samba 3.13-main 4.13.17-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
samba 3.12-main 4.12.15-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable