Unscored severity · published Sep 14, 2006
CVE-2006-4775
The VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(19) and CatOS allows remote attackers to cause a denial of service by sending a VTP update with a revision value of…
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CVSS
5.1%
EPSS
No
On KEV
Description
The VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(19) and CatOS allows remote attackers to cause a denial of service by sending a VTP update with a revision value of 0x7FFFFFFF, which is incremented to 0x80000000 and is interpreted as a negative number in a signed context.
Exploitation
Is it being used?
Exploit prediction (EPSS)5.1% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
Catos · Cisco
All versions, or not specified · source: NVD
IO
Ios · Cisco
12.1(19) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2006-4775
CVE.org
https://www.cve.org/CVERecord?id=CVE-2006-4775
Vendor Advisory
http://secunia.com/advisories/21896
Vendor Advisory
http://secunia.com/advisories/21902
securitytracker.com
http://securitytracker.com/id?1016843
Patch
http://www.cisco.com/warp/public/707/cisco-sr-20060913-vtp.shtml
US Government Resource
http://www.kb.cert.org/vuls/id/175148
www.osvdb.org
http://www.osvdb.org/28776
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