What is CVE-2004-1464?

CVE-2004-1464 is a vulnerability in N/a. Published 2005-02-13.

Is CVE-2004-1464 known to be exploited?

Yes. CVE-2004-1464 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-19), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.

Vulnerability in N/a

CVE-2004-1464

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.

EPSS: 0.022 (84.8th percentile) — read the EPSS interpretation.

Affected products

N/a — versions n/a

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-05-19. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-06-09.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

cisco-ios-telnet-dos(17131) (vdb-entry, x_refsource_XF)
1011079 (vdb-entry, x_refsource_SECTRACK)
VU#384230 (x_refsource_CERT-VN, third-party-advisory)
12395 (x_refsource_SECUNIA, third-party-advisory)
20040827 Cisco Telnet Denial of Service Vulnerability (x_refsource_CISCO, vendor-advisory)
11060 (vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2004-1464?: CVE-2004-1464 is a vulnerability in N/a. Published 2005-02-13.
Is CVE-2004-1464 known to be exploited?: Yes. CVE-2004-1464 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-19), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.