Vulnerability Intelligence Report
CVE-2008-4963
Unspecified vulnerability in the VLAN Trunking Protocol (VTP) implementation on Cisco IOS and CatOS, when the VTP operating mode is not transparent, allows remote attackers to cause a denial of service (device reload or hang) via a crafted VTP packet sent to a switch interface configured as a trunk port.
No Active Exploit Signals
CVSS Base Score
7.1
HIGH
EPSS Probability:1.68%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| cisco | catos | all |
| cisco | ios | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.684%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2008-11-06T00:00:00 |
| Published | 2008-11-06T11:00:00 |
| Patch Date | 2008-11-05 |
| Last Updated | 2024-08-07T10:31:28 |
Community Chatter & Buzz