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Shota Ogano
August 18, 2017
Technology
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Tokumaru-Seminar-oganyan2
Email Headers Injection
Shota Ogano
August 18, 2017
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Transcript
ϝʔϧϔομɾΠϯδΣΫγϣϯ ಙؙษڧձ ͓͕ʹΌΜ
ϝʔϧϔομɾΠϯδΣΫγϣϯ Ѽઌ໊݅ͳͲͷϝʔϧϔομΛ֎෦͔Β ܾΊΔࡍʹɺվߦจࣈͰϝʔϧϔομຊจΛ վม͢Δख๏ ఆ͞ΕΔओͳඃ w໊݅ૹ৴ݩɺຊจΛվม͞ΕΔ w໎ϝʔϧͷૹ৴ʹѱ༻͞ΕΔ wΠϧεϝʔϧͷૹ৴ʹѱ༻͞ΕΔ
ྫ
ϝʔϧૹ৴ GSPN!@1045<GSPN> NFTTBHF!@1045<NFTTBHF> NC@TFOE@NBJM OPHJ[BLB!FYBNQMFDPN ϑΝϯϝοη ϑΝϯϝοηͰ͢ɻaOaO CPEZ 'SPNGSPN
NC@TFOE@NBJM ૹ৴ઌ ໊݅ ຊจ Ճϝʔϧϔομ
௨ৗ
௨ৗ 5POPHJ[BLB!FYBNQMFDPN 4VCKFDUϑΝϯϝοη 'SPNUFTU!FYBNQMFDPN ϑΝϯϝοηͰ͢ɻ Ԡԉͯ͠·͢ɻ ϝʔϧϝοηʔδ ϔομ ۭߦ ϘσΟ
௨ৗ UFTU!FYBNQMFDPN
߈ܸ
߈ܸ 'SPNUSBQ!FYBNQMFDPN #DDPHBOZBO!FYBQNMFDPN ϑΝϯϝοηͰ͢ɻ ͓ΊͰͱ͏͍͟͝·͢ɻ ೫ࡔϝϯόʔͱͷ͓৯ࣄձΠϕϯτʹ͝બ͍ͨ͠·ͨ͠ɻ ৄࡉͪ͜Β IUUQOPHJ[BLBDPNPTIPLVKJUSBQ 'SPN USBQ!FYBNQMFDPN
'SPN USBQ!FYBNQMFDPN #DDPHBOZBO!FYBNQMFDPN ϝʔϧϝοηʔδ ఆ͍ͯ͠Δϔομ ߈ܸͰมߋ͞Εͨϔομ
߈ܸ ϝϯόʔͱձ͑Δʂ USBQ!FYBNQMFDPN PHBOZBO!FYBNQMFDPN
ଞʹ w ຊจվม͞ΕͨΓ w ఴϑΝΠϧΛ͚ͭΔ͜ͱ 5PPHBOZBO!FYBNQMFDPN 4VCKFDUϑΝϯϝοη 'SPNUSBQ!FYBNQMFDPN ͰສՔ͛·͢ɻ IUUQUSBQUSBQDPN
ϑΝϯϝοηͰ͢ɻ 5PPHBOZBO!FYBNQMFDPN 4VCKFDUϑΝϯϝοη 'SPNUSBQ!FYBNQMFDPN ؆୯ͳ͓ۚͷՔ͗ํڭ͑·͢ɻ ɹ͓ۚՔ͛ΔϑΝΠϧ
جຊରࡦ w ϝʔϧૹ৴ʹઐ༻ͷ"1*ϥΠϒϥϦΛ༻͢Δ w TFOENBJMίϚϯυʹΑΔϝʔϧૹ৴੬ऑੑ͕ೖΓࠐ Έ͍͢ w TFOENBJMίϚϯυͷݺͼग़͠ʹ04ίϚϯυɾΠϯδΣ Ϋγϣϯ͕ࠞೖ͍͢͠
ͨͩɺଟ͘ͷઐ༻ϥΠϒϥϦʹ ϝʔϧϔομɾΠϯδΣΫγϣϯ੬ऑੑ͕ݟ͔͍ͭͬͯΔ
ରࡦ w ֎෦͔ΒͷύϥϝʔλΛϝʔϧϔομʹؚ·ͤͳ͍ GSPN!@1045<GSPN> NFTTBHF!@1045<NFTTBHF> NC@TFOE@NBJM OPHJ[BLB!FYBNQMFDPN ϑΝϯϝοη CPEZ 'SPNGSPN
GSPN!@1045<GSPN> NFTTBHF!@1045<NFTTBHF> NC@TFOE@NBJM OPHJ[BLB!FYBNQMFDPN ϑΝϯϝοη CPEZaOaO4FOUGSPN GSPN 'SPNDPOUBDU!FYBNQMFDPN w ֎෦͔ΒͷύϥϝʔλͷվߦνΣοΫ
͓͠·͍