CVE-1999-0740

Medium

Published: 19/08/1999(UTC)Updated: 16/06/2026(UTC)Translated: 18/06/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

High risk

2.01%

78th percentile - higher than 78% of all known CVEs

Remote attackers can cause a denial of service on Linux through a malformed TERM environmental variable in the telnetd daemon.

This attack can lead to the unavailability of the telnet service, impacting system accessibility for users.

It is recommended to monitor environmental variables and restrict access to the telnetd daemon to trusted users.

Original NVD description (English source)

Remote attackers can cause a denial of service on Linux in.telnetd telnet daemon through a malformed TERM environmental variable.