CVE-2019-1768: Cisco NX-OS Software Buffer Overflow and Command Injection Vulnerability
A vulnerability in the implementation of a specific CLI command for Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials to cause a buffer overflow condition or perform command injection. This could allow the attacker to execute arbitrary commands with elevated privileges on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of arguments passed to a certain CLI command. An attacker could exploit this vulnerability by including malicious input as the argument of the affected CLI command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with root privileges. An attacker would need valid administrator credentials to exploit these vulnerabilities.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-1768?
CVE-2019-1768 is a vulnerability in the implementation of a specific CLI command for Cisco NX-OS Software.
How can an attacker exploit CVE-2019-1768?
An authenticated, local attacker with administrator credentials can exploit CVE-2019-1768 to cause a buffer overflow condition or perform command injection.
What is the severity of CVE-2019-1768?
CVE-2019-1768 has a severity rating of 6.7 (high).
Which software versions are affected by CVE-2019-1768?
Cisco NX-OS Software versions up to and excluding 8.3(1) are affected by CVE-2019-1768.
Where can I find more information about CVE-2019-1768?
More information about CVE-2019-1768 can be found at the following references: [SecurityFocus](http://www.securityfocus.com/bid/108386) and [Cisco Security Advisory](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-overflow-inj).