CVE-2026-24061

critical

Description

telnetd in GNU Inetutils through 2.7 allows remote authentication bypass via a "-f root" value for the USER environment variable.

References

https://www.openwall.com/lists/oss-security/2026/01/20/8

https://www.openwall.com/lists/oss-security/2026/01/20/2

https://www.gnu.org/software/inetutils/

Details

Source: Mitre, NVD

Published: 2026-01-21

Updated: 2026-01-21

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.00362