Dear Thierry Zoller, I think yes, MKDIR is required. It should be variation of S99-003/MS02-018. fuzzer should be very smart to create directory and user both oversized buffer and ../ in NLST - it makes path longer than MAX_PATH with existing directory. --Monday, August 31, 2009, 8:21:12 PM, you wrote to full-disclosure@xxxxxxxxxxxxxxxxx: TZ> Confirmed. TZ> Ask yourselves why your fuzzers haven't found that one - Combination of TZ> MKDIR are required before reaching vuln code ? -- Skype: Vladimir.Dubrovin ~/ZARAZA http://securityvulns.com/ Жало мне не понадобится (С. Лем)