telnetd in GNU inetutils through 2.7 allows privilege escalation that can be exploited by abusing systemd service credentials support added to the login(1) implementation of util-linux in release 2.40. This is related to client control over the CREDENTIALS_DIRECTORY environment variable, and requires an unprivileged local user to create a login.noauth file.
History

Fri, 27 Feb 2026 05:45:00 +0000

Type Values Removed Values Added
Description telnetd in GNU inetutils through 2.7 allows privilege escalation that can be exploited by abusing systemd service credentials support added to the login(1) implementation of util-linux in release 2.40. This is related to client control over the CREDENTIALS_DIRECTORY environment variable, and requires an unprivileged local user to create a login.noauth file.
Weaknesses CWE-829
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-02-27T05:32:11.770Z

Reserved: 2026-02-27T05:28:17.221Z

Link: CVE-2026-28372

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-02-27T06:18:00.077

Modified: 2026-02-27T06:18:00.077

Link: CVE-2026-28372

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.