Predictable TCP Initial Sequence Numbers in Cisco Network Devices
CVE-2001-0751

Currently unrated

Key Information:

Vendor: Cisco
Status: Cbos
Vendor: CVE Published:; 18 October 2001

What is CVE-2001-0751?

Cisco switches and routers running CBOS version 2.3.8 and earlier utilize predictable TCP Initial Sequence Numbers (ISNs). This predictability can be exploited by remote attackers, enabling them to spoof or hijack TCP connections, ultimately compromising the integrity and security of communications over the network.

References

http://www.cisco.com/warp/public/707/CBOS-multiple2-pub.html

vendor-advisoryx_refsource_CISCO

https://exchange.xforce.ibmcloud.com/vulnerabilities/139

vdb-entryx_refsource_XF

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Oct 18, 2001
Vulnerability Reserved
Oct 12, 2001