Cross fire hack
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Plugins directory is /usr/games/crossfire/lib/crossfire/plugins/īUG: process_events(): Object without map or inventory is on active list: mobility (0) Unable to open /var/log/crossfire/logfile as the logfile - will use stderr insteadįailed to link treasure to arch (sarcophagus_container): sarcophagus Starting program: /root/crossfire/crossfire/bin/crossfire
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: ~/crossfire/crossfire/bin# python exploit.pyįinally, in GDB, I saw the crash and EIP overwrite! : ~/crossfire/crossfire/bin# gdb -q. With the server started, I ran the exploit script. No RELRO No canary found NX enabled No PIE No RPATH No RUNPATH Yes 0 36 crossfireĬrossfire Buffer Overflow – Fuzzing the Targetįirst, I used the following Python script to verify the crash. : ~/crossfire/crossfire/bin# ~/tools/checksec.sh/checksec -f crossfire tar -zxf įinally, I verified the server’s protection mechanisms.
#CROSS FIRE HACK ARCHIVE#
Then, I extracted the archive and verified that the proper files were there. That said, I remembered that this exploit was also part of the OSCP.įirst, I downloaded the pre-compiled binaries from OffSec. Unfortunately, I was unable to get the exploit-db version to work. Partial RELRO No canary found NX disabled No PIE No RPATH No RUNPATH Yes 0 38 /usr/games/crossfire/bin/crossfire RELRO STACK CANARY NX PIE RPATH RUNPATH FORTIFY Fortified Fortifiable FILE checksec -file /usr/games/crossfire/bin/crossfire Unfortunately, even with a seemingly insecure binary, I was unable to get an exploit to work.
#CROSS FIRE HACK INSTALL#
: ~/crossfire/crossfire-1.9.0 # apt-get install libxaw7 libxaw7-dev That said, I was able to fix that by downloading a few more libraries. Originally, that was causing some errors././include/Xaw.h:33:31: fatal error: X11/Xaw/Cardinals.h: No such file or directory First, I attempted to install the vulnerable version from the exploit-db posting.