CVE-2023-38994

high

Description

The 'check_univention_joinstatus' prometheus monitoring script (and other scripts) in UCS 5.0-5 revealed the LDAP plaintext password of the machine account in the process list allowing attackers with local ssh access to gain higher privileges and perform followup attacks. By default, the configuration of UCS does not allow local ssh access for regular users.

References

https://www.drive-byte.de/en/blog/simple-yet-effective-the-story-of-some-simple-bugs-that-led-to-the-complete-compromise-of-a-network

https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0

https://forge.univention.org/bugzilla/show_bug.cgi?id=56324

Details

Source: Mitre, NVD

Published: 2023-10-31

Updated: 2024-01-31

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High