Description
Cisco 600 series routers running CBOS 2.0.1 through 2.4.2ap allows remote attackers to cause a denial of service via multiple connections to the router on the (1) HTTP or (2) telnet service, which causes the router to become unresponsive and stop forwarding packets.
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
- Cisco CBOS 2.x - Multiple TCP Connection Denial of Service Vulnerabilities EDB-21092 · dos · Aug 23, 2001 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 3236 vdb-entry
- cisco-cbos-telnet-dos(7025) vdb-entry
- 20010823 CBOS Web-based Configuration Utility Vulnerability vendor-advisory
- cisco-cbos-http-dos(7026) vdb-entry