Input validation error in Nessus Agent - CVE-2021-20117
Published: September 8, 2021
Vulnerability identifier: #VU56386
CSH Severity: Low
CVSS v4: 7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-20117
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient validation of user-supplied input. A local user can run a specially crafted program to execute arbitrary code with elevated privileges.
Affected software
Nessus Agent
How to mitigate CVE-2021-20117
Install updates from vendor's website.
Nessus Agent - update to 8.3.1