GNU InetUtils Telnetd Remote Authentication Bypass Vulnerability

GNU InetUtils telnetd is a telnet service daemon in the GNU InetUtils suite that listens on TCP port 23 and provides clients with plaintext terminal access based on the Telnet protocol. A remote authentication bypass vulnerability exists in GNU InetUtils Telnetd, which can be exploited to bypass...

Vulnerability fixed in GNU Inetutils telnetd

Security researchers have found a a vulnerability in Inetutils telnetd version 2.7. This vulnerability has been present since version 1.9.3 that came out in 2015, according to the researchers. The vulnerability is in the way the telnetd service handles the USER environment variable. By setting th...

CVE-2026-24061

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

CVE-2026-24061

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

CVE-2026-24061

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

UBUNTU-CVE-2026-24061

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

CVE-2026-24061

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

CVE-2026-24061

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

CVE-2026-24061

Summary: CVE-2026-24061 affects GNU Inetutils’ telnetd (up to 2.7) and enables remote authentication bypass by setting the USER environment variable to "-f root". This can lead to unauthorized root access if telnetd is reachable. What’s affected (per provided docs): inetutils telnetd; GNU Inetuti...

CVE-2026-24061

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

GNU Inetutils 参数注入漏洞

GNU InetUtils telnetd is a telnet service daemon in the GNU InetUtils suite that listens on TCP port 23 and provides clients with plaintext terminal access based on the Telnet protocol. A remote authentication bypass vulnerability exists in GNU InetUtils Telnetd, which can be exploited to bypass...

MiracleLinux 3 : krb5-1.6.1-63.AXS3 (AXSA:2012-05:01)

The remote MiracleLinux 3 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2012-05:01 advisory. Kerberos V5 is a trusted-third-party network authentication system, which can improve your network's security by eliminating the insecure practice of cleartext...

CVE-2022-38556

Trendnet TEW733GR v1.03B01 contains a Static Default Credential vulnerability in /etc/init0.d/S80telnetd.sh...

PT-2026-25339

GNU inetutils telnetd versions prior to 2.8 Description A buffer overflow exists in the LINEMODE SLC Set Local Characters suboption handler of the telnetd daemon. The issue occurs because the add slc function does not verify if the buffer is full before copying data, leading to an out-of-bounds...

EUVD-2020-3387

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EUVD-2009-0644

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EUVD-2000-1169

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EUVD-2001-0093

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EUVD-2016-2982

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EUVD-2001-1319

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