What is CVE-2021-20135?

CVE-2021-20135 is a medium-severity vulnerability in Tenable Nessus. CVSS score: 6.7/10. Published 2021-11-03.

How severe is CVE-2021-20135?

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

Vulnerability in Tenable Nessus

CVE-2021-20135

Nessus versions 8.15.2 and earlier were found to contain a local privilege escalation vulnerability which could allow an authenticated, local administrator to run specific executables on the Nessus Agent host. Tenable has included a fix for this issue in Nessus 10.0.0. The installation files can be obtained from the Tenable Downloads Portal (https://www.tenable.com/downloads/nessus).

EPSS: 0.003 (22.0th 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
N/a Nessus — versions Nessus 8.15.2 and earlier

References

vulnreport@tenable.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-20135?: CVE-2021-20135 is a medium-severity vulnerability in Tenable Nessus. CVSS score: 6.7/10. Published 2021-11-03.
How severe is CVE-2021-20135?: Medium severity. CVSS v3 base score is 6.7 out of 10.