Low: Red Hat Security Advisory: gdm security update

Updated GDM packages are available which correct a local crash if XDMCP is enabled. GDM is the GNOME Display Manager for X. Two bugs have been found in the X Display Manager Control Protocol XDMCP which could allow a denial of service attack DoS by crashing the gdm daemon. The Common...

Important: Red Hat Security Advisory: XFree86 security update

Updated XFree86 packages that resolve various security issues and additionally provide a number of bug fixes and enhancements are now available for Red Hat Enterprise Linux 2.1. XFree86 is an implementation of the X Window System, which provides the graphical user interface, video drivers, etc. f...

XDMCP leaks sensitive information by default configuration

Overview An information leakage vulnerability exists in the default configuration of the X Display Management Console Protocol XDMCP daemon. Description On some operating systems, the X Display Manager Control Protocol XDMCP daemon is set to permit remote access to the local machine from any host...

X Display Manager Control Protocol (XDMCP) Detection

The X Display Manager Control Protocol XDMCP service allows a Unix user to remotely obtain a graphical X11 login and therefore act as a local user on the remote host. If an attacker can gain a valid login and password, this service could be used to gain further access on the remote host. An...

XFree86 X11R6 3.3 XDM - Session Cookie Guessing

// source: https://www.securityfocus.com/bid/2985/info xdm is the X Display Manager, a component of the XFree86 package. xdm manages the display of X sessions both locally and remotely. An xdm server compiled without WrapHelp.c is vulnerable to a brute force X cookie attack, due to using triviall...

XFree86 X11R6 3.3 XDM - Session Cookie Guessing

XFree86 X11R6 3.3 XDM - Session Cookie Guessing // source: https://www.securityfocus.com/bid/2985/info xdm is the X Display Manager, a component of the XFree86 package. xdm manages the display of X sessions both locally and remotely. An xdm server compiled without WrapHelp.c is vulnerable to a...

CVE-2000-0668

pamconsole PAM module in Linux systems allows a user to access the system console and reboot the system when a display manager such as gdm or kdm has XDMCP enabled...

"gdm" remote hole

Hi, Note that I was going to wait for an official fixed release of gdm, but RedHat have released an errata update to the public, so no point hanging around SUMMARY ======= "gdm" is a replacement for "xdm", the X display manager. gdm is a part of the GNOME desktop. A buffer overflow exists in the...

PT-1999-1510 · Gnome · Gdm

Name of the Vulnerable Software and Affected Versions: gdm affected versions not specified Description: The issue allows an attacker to identify valid users on a system through error messages generated by gdm when the VerboseAuth setting is enabled. Recommendations: At the moment, there is no...