Medium · 5.9 Known exploited CVE-2004-1464 EUVD-2004-1458GHSA-7757-mj68-c29v

Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a cra…

Published Feb 13, 2005 · Updated Oct 22, 2025 · Assigned by mitre

Description

Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a crafted TCP connection to the Telnet or reverse Telnet port.

References

cisco-ios-telnet-dos(17131) vdb-entry
1011079 vdb-entry
VU#384230 third-party-advisory
12395 third-party-advisory
20040827 Cisco Telnet Denial of Service Vulnerability vendor-advisory
11060 vdb-entry