PT-2018-8738 · Cisco · Cisco Nx-Os+1

Published 2018-06-20 · Updated 2019-10-09 · CVE-2018-0301

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: Cisco NX-OS Software (affected versions not specified)

Description: A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to craft a packet to the management interface on an affected system, causing a buffer overflow. The vulnerability is due to incorrect input validation in the authentication module of the NX-API subsystem. An attacker could exploit this vulnerability by sending a crafted HTTP or HTTPS packet to the management interface of an affected system with the NX-API feature enabled. An exploit could allow the attacker to execute arbitrary code as root. Note that NX-API is disabled by default.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Buffer Overflow

Weakness Enumeration

CWE-20

CWE-119

Related Identifiers

CVE-2018-0301

Affected Products

Cisco Nx-Os

Cisco Nexus

References · 5

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-nxos-bo · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-0301 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-0301 · Security Note
• http://securitytracker.com/id/1041169 · Note
• http://securityfocus.com/bid/104512 · Note