5.9med
CVE-2004-1464KEVin critical feed
Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a cra…
Published 21 y ago · modified 4 mo ago · JSON
CVSS
5.9
v3.1 · CNA
CISA KEV
Yes
added 2023-05-19
EPSS
4.8%
percentile 92%
Public exploits
0
none known
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.
Known exploited (CISA KEV)
- Added
- 3 y ago
- Due date
- 2023-06-09 (3 y ago)
- Ransomware use
- Unknown
- Required action
- Apply updates per vendor instructions.
- Vendor / product
- Cisco / IOS
- CISA name
- Cisco IOS Denial-of-Service Vulnerability
CISA SSVC assessment
- Exploitation
- Active — exploited in the wild
- Automatable
- no
- Technical impact
- partial
- Assessed
- 20 mo ago
Exploit prediction (EPSS)
4.84% probability of exploitation in the next 30 days, higher than 92% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
- CWE-400 Uncontrolled Resource Consumption
- Technology feeds
- Cisco IOS (RSS, critical only)
References
- exchange.xforce.ibmcloud.com /vulnerabilities/17131 · vdb-entry, x_refsource_XF, x_transferred
- securitytracker.com /id?1011079 · vdb-entry, x_refsource_SECTRACK, x_transferred
- kb.cert.org /vuls/id/384230 · third-party-advisory, x_refsource_CERT-VN, x_transferred
- secunia.com /advisories/12395/ · third-party-advisory, x_refsource_SECUNIA, x_transferred
- cisco.com /warp/public/707/cisco-sa-20040827-telnet.shtml · vendor-advisory, x_refsource_CISCO, x_transferred
- securityfocus.com /bid/11060 · vdb-entry, x_refsource_BID, x_transferred
- cisa.gov /known-exploited-vulnerabilities-catalog?field_cve=CVE-2004-1464 · government-resource
Sources
- CVE List: CVE-2004-1464
- NVD: CVE-2004-1464
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