#VU56387 Input validation error in Nessus Agent - CVE-2021-20118
Published: September 8, 2021
Vulnerability identifier: #VU56387
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-20118
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Nessus Agent
Nessus Agent
Software vendor:
Tenable Network Security
Tenable Network Security
Description
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote user on the local network can execute arbitrary code on the affected system.
Remediation
Install updates from vendor's website.