CVEvulnerability

CVE-2018-0306

7.8 HIGH Published 2018-06-21 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-06-21
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-20, CWE-78

Description

A vulnerability in the CLI parser of Cisco NX-OS Software could allow an authenticated, local attacker to perform a command-injection attack on an affected device. The vulnerability is due to insufficient input validation of command arguments. An attacker could exploit this vulnerability by injecting malicious command arguments into a vulnerable CLI command. A successful exploit could allow the attacker to execute arbitrary commands with root privileges on the affected device. Note: This vulnerability requires that any feature license is uploaded to the device. The vulnerability does not require that the license be used. This vulnerability affects MDS 9000 Series Multilayer Switches, Nexus 1000V Series Switches, Nexus 1100 Series Cloud Services Platforms, Nexus 2000 Series Fabric Extenders, Nexus 3000 Series Switches, Nexus 3500 Platform Switches, Nexus 3600 Platform Switches, Nexus 5500 Platform Switches, Nexus 5600 Platform Switches, Nexus 6000 Series Switches, Nexus 7000 Series Switches, Nexus 7700 Series Switches, Nexus 9000 Series Switches in standalone NX-OS mode, Nexus 9500 R-Series Line Cards and Fabric Modules. Cisco Bug IDs: CSCve51693, CSCve91634, CSCve91659, CSCve91663.

Affected configurations

• cisco nx-os (< 7.3\(3\)n1\(1\)) • cisco nx-os 8.1\(0.2\)s0 • cisco nx-os 8.1\(0\)bd\(0.20\) • cisco nx-os 8.1\(0.59\)s0 • cisco nx-os 8.1\(1\) • cisco nx-os 6.0\(2\)a8\(3\) • cisco nx-os (< 5.2\(1\)sv3\(3.15\)) • cisco nx-os (< 8.1\(1a\))

Related

Weakness · CWE (2)

  • CWE-20 Improper Input Validation weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness

References