RCE in Cisco Nexus 3000
CVE-2019-1612
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with elevated privileges. An attacker would need valid administrator credentials to exploit this vulnerability. Nexus 3000 Series Switches are affected running software versions prior to 7.0(3)I4(9) and 7.0(3)I7(4). Nexus 3500 Platform Switches are affected running software versions prior to 7.0(3)I7(4). Nexus 3600 Platform Switches are affected running software versions prior to 7.0(3)F3(5). Nexus 9000 Series Switches in Stand are affected running software versions prior to 7.0(3)F3(5).
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.005 (38.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Cisco Nexus_3000
- Cisco Nexus 3000 Series Switches — versions unspecified, unspecified
- Cisco Nexus_3500
- Cisco Nexus 3500 Platform Switches — versions unspecified
- Cisco Nexus_3600
- Cisco Nexus 3600 Platform Switches — versions unspecified
- Cisco Nexus_9000
- Cisco Nexus 9000 Series Switches In Standalone Nx-os Mode — versions unspecified, unspecified
- Cisco Nexus_9500
- Cisco Nexus 9500 R-series Line Cards And Fabric Modules — versions unspecified
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2019-1612?
- CVE-2019-1612 is a medium-severity vulnerability in Cisco Nexus 3000, classified under Command Injection. CVSS score: 4.2/10. Published 2019-03-11.
- How severe is CVE-2019-1612?
- Medium severity. CVSS v3 base score is 4.2 out of 10.