Red Hat: CVE-2020-25719: CVE-2020-25719 samba: Samba AD DC did not always rely on the SID and PAC in Kerberos tickets (Multiple Advisories)
9
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
12/15/2021
12/17/2021
12/16/2021
12/15/2023
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.
Solution(s)
- redhat-upgrade-bind-dyndb-ldap
- redhat-upgrade-bind-dyndb-ldap-debuginfo
- redhat-upgrade-bind-dyndb-ldap-debugsource
- redhat-upgrade-custodia
- redhat-upgrade-ipa-client
- redhat-upgrade-ipa-client-common
- redhat-upgrade-ipa-client-debuginfo
- redhat-upgrade-ipa-client-epn
- redhat-upgrade-ipa-client-samba
- redhat-upgrade-ipa-common
- redhat-upgrade-ipa-debuginfo
- redhat-upgrade-ipa-debugsource
- redhat-upgrade-ipa-healthcheck
- redhat-upgrade-ipa-healthcheck-core
- redhat-upgrade-ipa-idoverride-memberof-plugin
- redhat-upgrade-ipa-python-compat
- redhat-upgrade-ipa-selinux
- redhat-upgrade-ipa-server
- redhat-upgrade-ipa-server-common
- redhat-upgrade-ipa-server-debuginfo
- redhat-upgrade-ipa-server-dns
- redhat-upgrade-ipa-server-trust-ad
- redhat-upgrade-ipa-server-trust-ad-debuginfo
- redhat-upgrade-opendnssec
- redhat-upgrade-opendnssec-debuginfo
- redhat-upgrade-opendnssec-debugsource
- redhat-upgrade-python2-ipaclient
- redhat-upgrade-python2-ipalib
- redhat-upgrade-python2-ipaserver
- redhat-upgrade-python3-custodia
- redhat-upgrade-python3-ipaclient
- redhat-upgrade-python3-ipalib
- redhat-upgrade-python3-ipaserver
- redhat-upgrade-python3-ipatests
- redhat-upgrade-python3-jwcrypto
- redhat-upgrade-python3-kdcproxy
- redhat-upgrade-python3-pyusb
- redhat-upgrade-python3-qrcode
- redhat-upgrade-python3-qrcode-core
- redhat-upgrade-python3-yubico
- redhat-upgrade-slapi-nis
- redhat-upgrade-slapi-nis-debuginfo
- redhat-upgrade-slapi-nis-debugsource
- redhat-upgrade-softhsm
- redhat-upgrade-softhsm-debuginfo
- redhat-upgrade-softhsm-debugsource
- redhat-upgrade-softhsm-devel
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