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CVE-2023-38994

HIGH

7.9

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.

CVE Details

CVSS v3.1 Score7.9

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published10/31/2023

Last Modified4/15/2025

Sourcenvd

Honeypot Sightings0

Affected Products

univention:univention_corporate_server

Weaknesses (CWE)

CWE-668

References

https://forge.univention.org/bugzilla/show_bug.cgi?id=56324(cve@mitre.org)

https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0(cve@mitre.org)

https://raeph123.github.io/BlogPosts/Univention/Simple_yet_effective_The_story_of_some_simple_bugs_that_led_to_the_complete_compromise_of_a_network_en.html(cve@mitre.org)

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(cve@mitre.org)

https://forge.univention.org/bugzilla/show_bug.cgi?id=56324(af854a3a-2127-422b-91ae-364da2661108)

https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0(af854a3a-2127-422b-91ae-364da2661108)

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(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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