Description
Cisco Secure PIX Firewall does not properly identify forged TCP Reset (RST) packets, which allows remote attackers to force the firewall to close legitimate connections.
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
- PIX Firewall 2.7/3.x/4.x/5 - Forged TCP RST EDB-20067 · remote · Jul 10, 2000 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 1457 vdb-entry
- 20000711 Cisco Secure PIX Firewall TCP Reset Vulnerability vendor-advisory
- 20000320 PIX DMZ Denial of Service - TCP Resets mailing-list
- 1454 vdb-entry
- cisco-pix-firewall-tcp(4928) vdb-entry