Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2004-1464

CVE-2004-1464MEDIUM

n/a n/a — Cisco IOS

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   N   N  U  N  N  H    5.9   .0484   91.7   YES

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Feb 13  Reserved by mitre
  Feb 13  Published (CNA: mitre)
  May 19  Added to CISA KEV, remediation due 2023-06-09

CWE-400 · CNA: mitre · CVSS v3.1 · 7 references · KEV due June 9, 2023

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
February 13, 2005	Reserved	Reserved by mitre
February 13, 2005	Published	Published (CNA: mitre)
May 19, 2023	KEV ADDED	Added to CISA KEV, remediation due 2023-06-09

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-400

References (7)

http://secunia.com/advisories/12395/ [third-party-advisory, x_refsource_SECUNIA]
http://securitytracker.com/id?1011079 [vdb-entry, x_refsource_SECTRACK]
http://www.cisco.com/warp/public/707/cisco-sa-20040827-telnet.shtml [vendor-advisory, x_refsource_CISCO]
http://www.kb.cert.org/vuls/id/384230 [third-party-advisory, x_refsource_CERT-VN]
http://www.securityfocus.com/bid/11060 [vdb-entry, x_refsource_BID]
https://exchange.xforce.ibmcloud.com/vulnerabilities/17131 [vdb-entry, x_refsource_XF]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2004-1464 [government-resource]

Authoritative record: CVE-2004-1464 at cve.org

Weaknesses: CWE-400

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2004-1464 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.