CVE-2018-0302 Information

Description

A vulnerability in the CLI parser of Cisco FXOS Software and Cisco UCS Fabric Interconnect Software could allow an authenticated local attacker to cause a buffer overflow on an affected device. The vulnerability is due to incorrect input validation in the CLI parser subsystem. An attacker could exploit this vulnerability by exceeding the expected length of user input. A successful exploit could allow the attacker to execute arbitrary code with root privileges on the affected system. This vulnerability affects Firepower 4100 Series Next-Generation Firewall Firepower 9300 Security Appliance UCS 6100 Series Fabric Interconnects UCS 6200 Series Fabric Interconnects UCS 6300 Series Fabric Interconnects. Cisco Bug IDs: CSCvb61099 CSCvb86743.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-fxos-ace

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8