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NVD Vulnerability Details :
CVE-2006-4774
Modified
More InfoOfficial Page
Source-cve@mitre.org
View Known Exploited Vulnerability (KEV) details
Published At-14 Sep, 2006 | 00:07
Updated At-16 Apr, 2026 | 00:27

The VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(19) allows remote attackers to cause a denial of service by sending a VTP version 1 summary frame with a VTP version field value of 2.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary2.07.8HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C
Type: Primary
Version: 2.0
Base score: 7.8
Base severity: HIGH
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C
CPE Matches
Cisco Systems, Inc.
cisco
>>ios>>12.1\(19\)
cpe:2.3:o:cisco:ios:12.1\(19\):*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-399Primarynvd@nist.gov
CWE ID: CWE-399
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://secunia.com/advisories/21896cve@mitre.org
Vendor Advisory
http://securitytracker.com/id?1016843cve@mitre.org
N/A
http://www.cisco.com/warp/public/707/cisco-sr-20060913-vtp.shtmlcve@mitre.org
Patch
http://www.kb.cert.org/vuls/id/821420cve@mitre.org
US Government Resource
http://www.osvdb.org/28775cve@mitre.org
N/A
http://www.phenoelit.de/stuff/CiscoVTP.txtcve@mitre.org
N/A
http://www.securityfocus.com/archive/1/445896/100/0/threadedcve@mitre.org
N/A
http://www.securityfocus.com/archive/1/445938/100/0/threadedcve@mitre.org
N/A
http://www.securityfocus.com/bid/19998cve@mitre.org
N/A
http://www.vupen.com/english/advisories/2006/3600cve@mitre.org
Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/28924cve@mitre.org
N/A
http://secunia.com/advisories/21896af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://securitytracker.com/id?1016843af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.cisco.com/warp/public/707/cisco-sr-20060913-vtp.shtmlaf854a3a-2127-422b-91ae-364da2661108
Patch
http://www.kb.cert.org/vuls/id/821420af854a3a-2127-422b-91ae-364da2661108
US Government Resource
http://www.osvdb.org/28775af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.phenoelit.de/stuff/CiscoVTP.txtaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.securityfocus.com/archive/1/445896/100/0/threadedaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.securityfocus.com/archive/1/445938/100/0/threadedaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.securityfocus.com/bid/19998af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.vupen.com/english/advisories/2006/3600af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/28924af854a3a-2127-422b-91ae-364da2661108
N/A
Hyperlink: http://secunia.com/advisories/21896
Source: cve@mitre.org
Resource:
Vendor Advisory
Hyperlink: http://securitytracker.com/id?1016843
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.cisco.com/warp/public/707/cisco-sr-20060913-vtp.shtml
Source: cve@mitre.org
Resource:
Patch
Hyperlink: http://www.kb.cert.org/vuls/id/821420
Source: cve@mitre.org
Resource:
US Government Resource
Hyperlink: http://www.osvdb.org/28775
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.phenoelit.de/stuff/CiscoVTP.txt
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.securityfocus.com/archive/1/445896/100/0/threaded
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.securityfocus.com/archive/1/445938/100/0/threaded
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.securityfocus.com/bid/19998
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.vupen.com/english/advisories/2006/3600
Source: cve@mitre.org
Resource:
Vendor Advisory
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/28924
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://secunia.com/advisories/21896
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Vendor Advisory
Hyperlink: http://securitytracker.com/id?1016843
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.cisco.com/warp/public/707/cisco-sr-20060913-vtp.shtml
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Patch
Hyperlink: http://www.kb.cert.org/vuls/id/821420
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
US Government Resource
Hyperlink: http://www.osvdb.org/28775
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.phenoelit.de/stuff/CiscoVTP.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.securityfocus.com/archive/1/445896/100/0/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.securityfocus.com/archive/1/445938/100/0/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.securityfocus.com/bid/19998
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.vupen.com/english/advisories/2006/3600
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Vendor Advisory
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/28924
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Change History
0Changes found
Details not found