PT-2021-13776 · Tenable · Nessus Agent

Published 2021-07-21 · Updated 2022-07-12 · CVE-2021-20106

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

AV:N/AC:M/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: Nessus Agent versions 8.2.5 and earlier

Description: A privilege escalation issue was discovered, allowing a Nessus administrator user to upload a specially crafted file, potentially gaining administrator privileges on the Nessus host.

Recommendations: For Nessus Agent versions 8.2.5 and earlier, update to a version later than 8.2.5 to resolve the issue.

Fix

Related Identifiers

CVE-2021-20106

Affected Products

Nessus Agent

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2021-20106 · Security Note
• https://osv.dev/vulnerability/CVE-2021-20106 · Vendor Advisory
• https://tenable.com/security/tns-2021-13 · Vendor Advisory