PT-2004-2377 · Cisco · Cisco Ios

Published 2004-12-31 · Updated 2025-10-22 · CVE-2004-1464

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions: Cisco IOS versions 12.2(15) and earlier

Description: The issue allows remote attackers to cause a denial of service, resulting in refused VTY connections, by establishing a crafted TCP connection to the Telnet or reverse Telnet port.

Recommendations: For Cisco IOS versions 12.2(15) and earlier, consider restricting access to the Telnet and reverse Telnet ports as a temporary workaround until a patch is available.

Fix

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2004-1464

Affected Products

Cisco Ios

References · 16

• http://cisco.com/warp/public/707/cisco-sa-20040827-telnet.shtml · Vendor Advisory
• http://kb.cert.org/vuls/id/384230 · Patch
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20040827-telnet · Vendor Advisory
• http://secunia.com/advisories/12395 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2004-1464 · Security Note
• http://securitytracker.com/id?1011079 · Note
• https://t.me/cvenotify/84753 · Telegram Post
• https://exchange.xforce.ibmcloud.com/vulnerabilities/17131 · Note
• https://t.me/cveNotify/139705 · Telegram Post
• https://t.me/cvenotify/104989 · Telegram Post
• https://t.me/cveNotify/130227 · Telegram Post
• https://cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2004-1464 · Note
• https://t.me/cvenotify/110389 · Telegram Post
• https://t.me/cveNotify/139745 · Telegram Post
• https://t.me/cveNotify/139782 · Telegram Post