CVE-2026-28372
High
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.
SeverityHigh
CVSS7.4
Exploit probability—
Product
Gnu Inetutils
PublishedFeb 27, 2026
First seenFeb 27, 2026
Weakness typeCWE-829CWE-829
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnu inetutils | v ≤ 2.7 | — |
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