Bug 58066 - VNC can be frozen via HTTP
VNC can be frozen via HTTP
Product: Red Hat Linux
Classification: Retired
Component: vnc (Show other bugs)
i686 Linux
medium Severity high
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Assigned To: Tim Waugh
David Lawrence
Depends On:
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Reported: 2002-01-07 12:49 EST by Tal Kelrich
Modified: 2007-04-18 12:38 EDT (History)
0 users

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Last Closed: 2002-02-08 05:41:10 EST
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RHEL 7.3 requirements from Atomic Host:
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Description Tal Kelrich 2002-01-07 12:49:13 EST
From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.5) Gecko/20011014

Description of problem:
vnc freezes when receiving HTTP requests, until all headers are sent (\n\n).

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
$ nc box.victim.com 5801
GET / HTTP/1.1\n

Actual Results:  [vnc is now frozen until a second \n is entered, ending the
header section, or until http disconnect]

Expected Results:  nothing

Additional info:

vnc, RPM 3.3.3r1
Comment 1 Tim Waugh 2002-01-10 10:47:51 EST
There is another DoS that can be used to break out of this one. :-)
I'll talk to the maintainers.
Comment 2 Tim Waugh 2002-03-12 04:39:15 EST
Fixed in 3.3.3r2-18.3.

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