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Family: Misc. --> Category: infos
Open X11 Server Vulnerability Scan
Vulnerability Scan Summary
X11 determines if X11 is open
Detailed Explanation for this Vulnerability Test
Synopsis :
The remote X11 server accepts connections from anywhere.
Description :
The remote X11 server accepts connection from anywhere. A possible hacker
may connect to it to eavesdrop on the keyboard and mouse events of
a user on the remote host. It is even possible for a possible hacker to
grab a screenshot of the remote host or to display arbitrary programs.
A possible hacker may exploit this flaw to obtain the username and password
of a user on the remote host.
Solution :
Restrict access to this port by using the 'xhost' command.
If the X11 client/server facility is not used, disable TCP entirely.
Threat Level:
Medium / CVSS Base Score : 4
(AV:R/AC:L/Au:NR/C:P/A:N/I:N/B:C)
Click HERE for more information and discussions on this network vulnerability scan.
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