[USN-5993-1] Samba vulnerabilities
Marc Deslauriers
marc.deslauriers at canonical.com
Mon Apr 3 15:14:08 UTC 2023
==========================================================================
Ubuntu Security Notice USN-5993-1
April 03, 2023
samba vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
Summary:
Samba could be made to expose sensitive information over the network.
Software Description:
- samba: SMB/CIFS file, print, and login server for Unix
Details:
Demi Marie Obenour discovered that the Samba LDAP server incorrectly
handled certain confidential attribute values. A remote authenticated
attacker could possibly use this issue to obtain certain sensitive
information. (CVE-2023-0614)
Andrew Bartlett discovered that the Samba AD DC admin tool incorrectly
sent passwords in cleartext. A remote attacker could possibly use this
issue to obtain sensitive information. (CVE-2023-0922)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.10:
samba 2:4.16.8+dfsg-0ubuntu1.1
Ubuntu 22.04 LTS:
samba 2:4.15.13+dfsg-0ubuntu1.1
Ubuntu 20.04 LTS:
samba 2:4.15.13+dfsg-0ubuntu0.20.04.2
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5993-1
CVE-2023-0614, CVE-2023-0922
Package Information:
https://launchpad.net/ubuntu/+source/samba/2:4.16.8+dfsg-0ubuntu1.1
https://launchpad.net/ubuntu/+source/samba/2:4.15.13+dfsg-0ubuntu1.1
https://launchpad.net/ubuntu/+source/samba/2:4.15.13+dfsg-0ubuntu0.20.04.2
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