Vulnerability Details : CVE-2023-38994
Potential exploit
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.
Products affected by CVE-2023-38994
- cpe:2.3:o:univention:univention_corporate_server:5.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-38994
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-38994
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.9
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N |
1.5
|
5.8
|
MITRE | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2023-38994
-
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-38994
-
https://forge.univention.org/bugzilla/show_bug.cgi?id=56324
Bug 56324 – machine.secret visible in process list via check_univention_joinstatusIssue Tracking;Vendor Advisory
-
https://forge.univention.org/bugzilla/show_bug.cgi?id=56324#c0
Bug 56324 – machine.secret visible in process list via check_univention_joinstatusIssue 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
Simple yet effective. The story of some simple bugs that led to the complete compromise of a network - DriveByteExploit;Technical Description;Third Party Advisory
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