CVE Database · CVE-2004-1464
CVSS v3.1
5.9
EPSS
5.19%
Published
Dec 31, 2004
Modified
Apr 16, 2026
CISA Known Exploited Vulnerability
Added: 2023-05-19 · Due: 2023-06-09
Apply updates per vendor instructions.
Public PoC / Exploit (1)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
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.
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HWeaknesses (CWE)
Affected Products (1)
References (13)