CVE-2019-1608: Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1608)
First published: Fri Mar 08 2019(Updated: )
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. MDS 9000 Series Multilayer Switches are affected in versions prior to 6.2(27), 8.1(1b), and 8.3(1). Nexus 7000 and 7700 Series Switches are affected in versions prior to 6.2(22), 7.3(3)D1(1), and 8.2(3).
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Nx-os | >=8.2<8.3\(1\) | |
| Cisco MDS 9000 | ||
| Cisco Nx-os | >=7.3<8.1\(1b\) | |
| Cisco Nx-os | >=5.2<6.2\(27\) | |
| Cisco Nx-os | >8.0<8.2\(3\) | |
| Cisco Nexus 7000 | ||
| Cisco Nexus 7700 | ||
| Cisco Nx-os | >7.2<7.3\(3\)d1\(1\) | |
| Cisco Nx-os | <6.2\(22\) |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this Cisco NX-OS Software vulnerability?
The vulnerability ID is CVE-2019-1608.
What is the severity level of CVE-2019-1608?
The severity level of CVE-2019-1608 is high.
How does CVE-2019-1608 affect Cisco NX-OS Software?
CVE-2019-1608 allows an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device.
Which versions of Cisco NX-OS Software are affected by CVE-2019-1608?
Versions 8.2 and 8.3.1b of Cisco NX-OS Software are affected by CVE-2019-1608.
How can CVE-2019-1608 be fixed?
To fix CVE-2019-1608, upgrade to a fixed version of Cisco NX-OS Software.
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- vendor/cisco
- canonical/cisco nx-os
- version/cisco nx-os/8.2
- canonical/cisco mds 9000
- version/cisco nx-os/7.3
- version/cisco nx-os/5.2
- canonical/cisco nexus 7000
- canonical/cisco nexus 7700