CVE-2004-1464 (GCVE-0-2004-1464)

Vulnerability from cvelistv5 – Published: 2005-02-13 05:00 – Updated: 2025-10-22 00:05
VLAI? CISA KEV
Summary
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.
Severity ?
5.9 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://securitytracker.com/id?1011079 vdb-entryx_refsource_SECTRACK
http://www.kb.cert.org/vuls/id/384230 third-party-advisoryx_refsource_CERT-VN
http://secunia.com/advisories/12395/ third-party-advisoryx_refsource_SECUNIA
http://www.cisco.com/warp/public/707/cisco-sa-200… vendor-advisoryx_refsource_CISCO
http://www.securityfocus.com/bid/11060 vdb-entryx_refsource_BID
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: c71578bd-496f-488d-a363-5bd90a5485b6

Vulnerability ID: CVE-2004-1464

Status: Confirmed

Status Updated: 2023-05-19 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2023-05-19
Asserted: 2023-05-19
Scope
Notes: KEV entry: Cisco IOS Denial-of-Service Vulnerability | Affected: Cisco / IOS | Description: 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. | Required action: Apply updates per vendor instructions. | Due date: 2023-06-09 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20040827-telnet; https://nvd.nist.gov/vuln/detail/CVE-2004-1464
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes
Feed CISA Known Exploited Vulnerabilities Catalog
Product IOS
Due Date 2023-06-09
Date Added 2023-05-19
Vendorproject Cisco
Vulnerabilityname Cisco IOS Denial-of-Service Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:26 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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}


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Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.