Re: Hafiye-1.0 Terminal Escape Sequence Injection Vulnerability

Jan Minar wrote:
> On Mon, Aug 23, 2004 at 09:32:15PM +0300, Serkan Akpolat wrote:
>
> > If Hafiye has been started with -n packet count option ,
> > the vulnerability could allow remote code execution.
> > For remote code execution  the victim must press Enter after program exit.
>
>
> >                       "\x1b""]2;Insecure?""\x07\x0a",
> >                       "\x07\x07\x07\x07\x07\x07",
> >                       "\x1b""]2;;echo Owned > /root/Owned.txt"
> >                       "\x07\x1b""[21t""\x1b""]2;xterm""\x07"
> >                       "Abnormal Termination""\x1b"
> >                       "[8m;""\x0a"};
>
>
> That is, with broken terminals/emulators, such as is rxvt in Debian
> Woody (at the time of my writing this).  These devices/programs should
> have been fixed long time ago in the first place.  (Not that (albeit
> crippled) echo-back escape sequences were a good idea anyway.)
>
> Jan.

True. My test environment was default slack 9.1 and fbsd 4.7 with xterm. 
Echo-back esc-sequence seems to be fixed in the current xterm.