Description
Stack-based buffer overflow in NPSpcSVR.exe in Larson Network Print Server (LstNPS) 9.4.2 build 105 and earlier allows remote attackers to execute arbitrary code via a long argument in a LICENSE command on TCP port 3114.
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
- Larson Network Print Server 9.4.2 build 105 (LstNPS) - 'NPSpcSVR.exe' License Command Remote Overflow EDB-31138 · dos · Feb 11, 2008 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 20080211 Format string and buffer-overflow in Lst Network Print Server 9.4.2 build 105 mailing-list
- 28890 third-party-advisory
- 27732 vdb-entry
- networkprintserver-npspcsvr-bo(40421) vdb-entry
- http://aluigi.altervista.org/adv/lstnpsx-adv.txt
- ADV-2008-0500 vdb-entry