cisco ios CVE-2004-1464 is a vulnerability in Cisco Internetwork Operating System (IOS)
Published on December 31, 2004

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.

Vendor Advisory Vendor Advisory NVD

Known Exploited Vulnerability

This Cisco IOS Denial-of-Service Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Cisco IOS contains an unspecified vulnerability that may block further telnet, reverse telnet, Remote Shell (RSH), Secure Shell (SSH), and in some cases, Hypertext Transport Protocol (HTTP) access to the Cisco device.

The following remediation steps are recommended / required by June 9, 2023: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2004-1464 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. It has an exploitability score of 2.2 out of four. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.


Products Associated with CVE-2004-1464

You can be notified by stack.watch whenever vulnerabilities like CVE-2004-1464 are published in these products:

Cisco Internetwork Operating System (IOS)
 

What versions of Internetwork Operating System (IOS) are vulnerable to CVE-2004-1464?