TI-2020-04740 Aliases CVE-2020-5812 GHSA-w929-59q2-gfxf

Improper certificate validation in Tenable Nessus AMI

LOW 27CWE-295Published 2021-02-05 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: High
Impact type: Spoofing
Confidentiality · integrity · availability: None · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-295.

Summary

Nessus AMI versions 8.12.0 and earlier were found to either not validate, or incorrectly validate, a certificate which could allow an attacker to spoof a trusted entity by using a man-in-the-middle (MITM) attack.

Why it matters now

EPSS 0.00522 44th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	Tenable Nessus AMI	up to 8.12.0	—	No fix listed	CNA

Tenable Nessus AMI Vendor— Affected up to 8.12.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:o:tenable:nessus_amazon_machine_image::::::::	up to 8.12.0	Vulnerable	Tenable

cpe:2.3:o:tenable:nessus_amazon_machine_image:*:*:*:*:*:*:*:* Versions up to 8.12.0 Vulnerable ·Tenable

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-5812
2026-10-03 Alias added: GHSA-w929-59q2-gfxf

References

Advisory 1

https://www.tenable.com/security/tns-2021-01

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences