CVE-2006-4775

Severity CVSS v4.0:
Pending analysis
Type:
CWE-399 Resource Management Errors
Publication date:
14/09/2006
Last modified:
03/04/2025

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.

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:ios:12.1\(19\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:catos:*:*:*:*:*:*:*:*