What is CVE-2023-20023?

CVE-2023-20023 is a medium-severity vulnerability affecting specific Cisco Identity Services Engine (ISE) CLI commands. Systems running Cisco ISE version 3.2 are susceptible to this vulnerability, which could potentially compromise system security. Organizations using the affected systems should take necessary precautions to mitigate the risks.

Who is impacted by CVE-2023-20023?

CVE-2023-20023 affects users with valid Administrator privileges on Cisco Identity Services Engine (ISE) devices running version 3.2. This vulnerability could allow an attacker to perform command injection attacks and elevate their privileges to root by exploiting insufficient validation of user-supplied input.

What to do if CVE-2023-20023 affected you

If you're affected by the CVE-2023-20023 vulnerability, it's important to take action to protect your system. Follow these simple steps:

1. Stay informed about the vulnerability and its potential impact.

2. Monitor updates from Cisco and apply patches when available.

3. Review and follow best practices for maintaining system security.

Is this in CISA’s Known Exploited Vulnerabilities Catalog?

The CVE-2023-20023 vulnerability, affecting specific Cisco Identity Services Engine (ISE) CLI commands, is not listed in CISA's Known Exploited Vulnerabilities Catalog. This vulnerability, published on April 5, 2023, could allow an attacker with valid Administrator privileges to perform command injection attacks and elevate their privileges to root. To mitigate the risk, users should avoid submitting crafted CLI commands that could exploit the vulnerability.

Weakness Enumeration

The weakness enumeration for this vulnerability is categorized as CWE-78, which involves improper neutralization of special elements used in OS command injection.

Learn More

For a comprehensive understanding of this vulnerability, including its description, severity, technical details, and known affected software configurations, refer to the NVD page or the resources listed below.

• NVD - CVE-2023-20023

• Cisco Security Advisory