[Snort-users] Alert help, web-client 3ivx MP4 file parsing cmt buffer overflow attempt
nhoughton at ...1935...
Wed Mar 25 20:02:41 EDT 2009
On Wed, Mar 25, 2009 at 6:44 PM, Jefferson, Shawn
<Shawn.Jefferson at ...14448...> wrote:
> I had an alert triggered today, WEB-CLIENT 3ivx MP4 file parsing cmt buffer
> overflow attempt (1:13318), and I’m thinking this is a false positive. The
> snort page for the alert doesn’t list any known false positives.
> Some of the payload info:
> HTTP/1.1 200 OK
> Date: Wed, 25 Mar 2009 20:51:54 GMT
> Server: Apache/1.3.41.fb2
> Expires: Mon, 26 Jul 1997 05:00:00 GMT
> Cache-Control: private, no-store, no-cache, must-revalidate, post-check=0,
> Pragma: no-cache
> P3P: CP="HONK"
> Set-Cookie: made_write_conn=1238014314; path=/; domain=.facebook.com
> Set-Cookie: cur_max_lag=3; path=/; domain=.facebook.com; httponly
> X-Cnection: close
> Transfer-Encoding: chunked
> Content-Encoding: gzip
> The reason I think it may be a false positive, is the fact that this appears
> by JPEGs, and I’ve always assumed they were false positives, but I wanted to
> run it by all you because I could be missing something!
> Also, if this is a false positive, how do I go about helping fill out the
> snort alert DB on the website?
http://vrt-sourcefire.blogspot.com && http://www.snort.org/vrt/
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