Vulnerabilities

rxvt 2.6.4 opens a terminal window on :0 if the DISPLAY environment variable is not set, which might allow local users to hijack X11 connections.

The rxvt terminal emulator 2.7.8 and earlier allows attackers to modify the window title via a certain character escape sequence and then insert it back to the command line in the user's terminal, e.g.

The menuBar feature in rxvt 2.7.8 allows attackers to modify menu options and execute arbitrary commands via a certain character escape sequence that inserts the commands into the menu.

The "screen dump" feature in rxvt 2.7.8 allows attackers to overwrite arbitrary files via a certain character escape sequence when it is echoed to a user's terminal, e.g.

Buffer overflow in tt_printf function of rxvt 2.6.2 allows local users to gain privileges via a long (1) -T or (2) -name argument.

rxvt, when compiled with the PRINT_PIPE option in various Linux operating systems including Linux Slackware 3.0 and RedHat 2.1, allows local users to gain root privileges by specifying a malicious program using the -prin…

xterm, Eterm, and rxvt allow an attacker to cause a denial of service by embedding certain escape characters which force the window to be resized.