What is CVE-2021-20117?

CVE-2021-20117 is a medium-severity vulnerability in Tenable Nessus_agent. CVSS score: 6.7/10. Published 2021-09-09.

How severe is CVE-2021-20117?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Is CVE-2021-20117 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Tenable Nessus_agent

CVE-2021-20117

Nessus Agent 8.3.0 and earlier was found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. This is different than CVE-2021-20…

EPSS: 0.003 (21.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tenable Nessus_agent
N/a Nessus Agent — versions Nessus Agent 8.3.0 and earlier

Public proof-of-concept exploits

n0-traces/cve_

References

vulnreport@tenable.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-20117?: CVE-2021-20117 is a medium-severity vulnerability in Tenable Nessus_agent. CVSS score: 6.7/10. Published 2021-09-09.
How severe is CVE-2021-20117?: Medium severity. CVSS v3 base score is 6.7 out of 10.
Is CVE-2021-20117 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.