What is CVE-2019-3982?

CVE-2019-3982 is a medium-severity vulnerability in Tenable Nessus, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2019-10-23.

How severe is CVE-2019-3982?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Improper input validation in Tenable Nessus

CVE-2019-3982

Nessus versions 8.6.0 and earlier were found to contain a Denial of Service vulnerability due to improper validation of specific imported scan types. An authenticated, remote attacker could potentially exploit this vulnerability to cause a Nessus scanner to become temporarily unresponsive.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-10-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.018 (77.5th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Tenable Nessus
Tenable Nessus — versions All versions prior to 8.6.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.tenable.com/security/tns-2019-06 (Vendor Advisory)

Frequently asked questions

What is CVE-2019-3982?: CVE-2019-3982 is a medium-severity vulnerability in Tenable Nessus, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2019-10-23.
How severe is CVE-2019-3982?: Medium severity. CVSS v3 base score is 6.5 out of 10.