Description
NetWin Authentication module (NWAuth) 2.0 and 3.0b, as implemented in SurgeFTP, DMail, and possibly other packages, uses weak password hashing, which could allow local users to decrypt passwords or use a different password that has the same hash value as the correct password.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- NetWin DMail 2.x / SurgeFTP 1.0/2.0 - Weak Password Encryption EDB-21020 · local · Jul 20, 2001 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- netwin-nwauth-weak-encryption(6866) vdb-entry
- 3075 vdb-entry
- 20010720 NetWin Authentication Module 3.0b password storage vulnerabilities / buffer overflows mailing-list