CVE-2020-5812 Security feature bypass in Tenable Nessus AMI

Medium 5.9 Published Updated

Attackers can spoof trusted entities via man-in-the-middle attacks due to improper certificate validation in Nessus AMI.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-5812?

CVE-2020-5812 is a medium-severity vulnerability in Tenable Nessus AMI, published on 5 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-295

Which versions are affected by CVE-2020-5812?

It affects 1 product.

Products include Tenable Nessus Amazon Machine Image.

How do I fix CVE-2020-5812?

No fix has been published for CVE-2020-5812 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-5812 being exploited?

There is no known exploitation of CVE-2020-5812 in the wild and no public exploit code.

Sources

Also known as GHSA-w929-59q2-gfxf.

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