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
Link | Resource |
---|---|
https://forge.univention.org/bugzilla/show_bug.cgi?id=56324 | Issue Tracking Vendor Advisory |
https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0 | Issue Tracking Vendor Advisory |
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 | |
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 | Exploit Technical Description Third Party Advisory |
https://forge.univention.org/bugzilla/show_bug.cgi?id=56324 | Issue Tracking Vendor Advisory |
https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0 | Issue Tracking Vendor Advisory |
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 | Exploit Technical Description Third Party Advisory |
Configurations
History
15 Apr 2025, 22:15
Type | Values Removed | Values Added |
---|---|---|
References |
|
21 Nov 2024, 08:14
Type | Values Removed | Values Added |
---|---|---|
CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.9 |
References | () https://forge.univention.org/bugzilla/show_bug.cgi?id=56324 - Issue Tracking, Vendor Advisory | |
References | () https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0 - Issue Tracking, Vendor Advisory | |
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 - Exploit, Technical Description, Third Party Advisory |
13 Nov 2023, 15:16
Type | Values Removed | Values Added |
---|---|---|
References | (MISC) https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0 - Issue Tracking, Vendor Advisory | |
References | (MISC) https://forge.univention.org/bugzilla/show_bug.cgi?id=56324 - Issue Tracking, Vendor Advisory | |
References | (MISC) 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 - Exploit, Technical Description, Third Party Advisory | |
CWE | CWE-668 | |
First Time |
Univention univention Corporate Server
Univention |
|
CPE | cpe:2.3:o:univention:univention_corporate_server:5.0:*:*:*:*:*:*:* | |
CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.8 |
08 Nov 2023, 22:15
Type | Values Removed | Values Added |
---|---|---|
Summary | 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. |
31 Oct 2023, 12:58
Type | Values Removed | Values Added |
---|---|---|
New CVE |
Information
Published : 2023-10-31 12:15
Updated : 2025-04-15 22:15
NVD link : CVE-2023-38994
Mitre link : CVE-2023-38994
CVE.ORG link : CVE-2023-38994
JSON object : View
Products Affected
univention
- univention_corporate_server
CWE
CWE-668
Exposure of Resource to Wrong Sphere