SB2021090802 - Multiple vulnerabilities in Nessus Agent

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Main Vulnerability Database SB2021090802

SB2021090802 - Multiple vulnerabilities in Nessus Agent

Published: September 8, 2021

Security Bulletin ID SB2021090802
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Input validation error (CVE-ID: CVE-2021-20117)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 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/E:U/U:Clear


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.


2) Input validation error (CVE-ID: CVE-2021-20118)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 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


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 update from vendor's website.

References