Description
Stack-based buffer overflow in the DtbClsLogin function in NovaStor NovaNET 12 allows remote attackers to (1) execute arbitrary code on Linux platforms via a long username field during backup domain authentication, related to libnnlindtb.so; or (2) cause a denial of service (daemon crash) on Windows platforms via a long username field during backup domain authentication, related to nnwindtb.dll. NOTE: some of these details are obtained from third party information.
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
- NovaStor NovaNET 12 - 'DtbClsLogin()' Remote Stack Buffer Overflow EDB-32832 · remote · Mar 2, 2009 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- novanet-dtbclslogin-bo(49074) vdb-entry
- 33954 vdb-entry
- 34024 third-party-advisory
- 52301 vdb-entry
- 52302 vdb-entry
- http://www.insight-tech.org/index.php?p=NovaNET-12-Remote-Buffer-Oveflow