Nmap Development mailing list archives
Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass"
From: Gutek <ange.gutek () gmail com>
Date: Tue, 11 Oct 2011 18:23:17 +0200
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Le 11/10/2011 15:17, Michael Meyer a écrit :
*** Gutek <ange.gutek () gmail com> wrote: Starting Nmap 5.59BETA1 ( http://nmap.org ) at 2011-10-11 14:41 CEST --------------- Timing report --------------- hostgroups: min 1, max 100000 rtt-timeouts: init 1000, min 100, max 10000 max-scan-delay: TCP 1000, UDP 1000, SCTP 1000 parallelism: min 0, max 0 max-retries: 10, host-timeout: 0 min-rate: 0, max-rate: 0 --------------------------------------------- NSE: Number of received responses: 3 NSE: http-reverseproxy-bypass : test 1 returned a 200 NSE: http-reverseproxy-bypass : CHRONO 404: 0 NSE: http-reverseproxy-bypass : CHRONO REQUEST: 30 NSE: http-reverseproxy-bypass : test 2 returned a 200 NSE: http-reverseproxy-bypass : CHRONO 404: 0 NSE: http-reverseproxy-bypass : CHRONO REQUEST: 30 NSE: http-reverseproxy-bypass : test 3 returned a 200 NSE: http-reverseproxy-bypass : CHRONO 404: 0 NSE: http-reverseproxy-bypass : CHRONO REQUEST: 30 NSE: Finished http-reverseproxy-bypass against 192.168.2.7:80. Nmap scan report for 192.168.2.7 Host is up (0.000049s latency). Scanned at 2011-10-11 14:41:39 CEST for 95s PORT STATE SERVICE 80/tcp open http |_http-reverseproxy-bypass: NOT found vulnerable to CVE-2011-3368, but allows requests to external websites Final times for host: srtt: 49 rttvar: 5000 to: 100000 NSE: Script Post-scanning. NSE: Starting runlevel 1 (of 1) scan. Read from /opt/nmap/bin/../share/nmap: nmap-payloads nmap-services. Nmap done: 1 IP address (1 host up) scanned in 95.20 seconds ------------------------------------------------------------ mime@kira[13]: ~ 0)$ netstat -n | grep 10\\. tcp 0 1 192.168.2.7:45166 10.0.0.61:80 SYN_SENTif reference.status and chrono_request > (chrono_404+1) then -- vulnerable if we get an error status after a consequent delayI guess, that reference.status is not true, if the response take longer than the 30 second timeout?
Yes, that's the key point : getting an error status code, whatever it could be. Maybe a 30s timeout is, here, too short ? On the other hand, a timeout of >1m could make this script very slow. I have to figure out the best balance between speed and efficiency.
mime@kira[18]: ~ 0)$ date Di 11. Okt 14:57:39 CEST 2011 ^^^^^^^^ mime@kira[18]: ~ 0)$ telnet 192.168.2.7 80 Trying 192.168.2.7... Connected to 192.168.2.7. Escape character is '^]'. GET @10.10.10.10 HTTP/1.0 [Tue Oct 11 15:01:01 2011] [error] (110)Connection timed out: proxy: HTTP: attempt to connect to 10.10.10.10:80 (*) failed ^^^^^^^^ I have to wait ~3 minutes for a response if the host is in an other network. HTH Micha
Thanks for testing, that's the kind of feedback I need ! Regards, A.G. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk6UbXUACgkQ3aDTTO0ha7gwLwCbBZtAEFrPVDM6bouJWcoH2+O5 sLIAnA5CjZUOLytVkayfBG64fiq4Tl7P =CAhV -----END PGP SIGNATURE----- _______________________________________________ Sent through the nmap-dev mailing list http://cgi.insecure.org/mailman/listinfo/nmap-dev Archived at http://seclists.org/nmap-dev/
Current thread:
- [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Gutek (Oct 10)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Paulino Calderon (Oct 10)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Gutek (Oct 11)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" David Fifield (Oct 12)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Michael Meyer (Oct 11)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Gutek (Oct 11)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Michael Meyer (Oct 12)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Gutek (Oct 12)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Michael Meyer (Oct 12)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Patrik Karlsson (Nov 05)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Patrik Karlsson (Nov 11)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Patrik Karlsson (Nov 17)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Gutek (Oct 11)
- Re: [Request for Testers] CVE-2011-3368 "Reverse Proxy Bypass" Paulino Calderon (Oct 10)