What is CVE-2016-6589?

CVE-2016-6589 is a medium-severity vulnerability in Symantec It Management Suite, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2020-01-08.

How severe is CVE-2016-6589?

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

Improper input validation in Symantec It Management Suite

CVE-2016-6589

A Denial of Service vulnerability exists in the ITMS workflow process manager login window in Symantec IT Management Suite 8.0.

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

Published 2020-01-08 · 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: 0.017 (76.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Symantec It Management Suite — versions before 8.0 HF4
Symantec It Management Suite — versions 8.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.symantec.com/security_response/securityupdates/detail.jsp (Vendor Advisory)
www.securityfocus.com/bid/93951 (VDB Entry, Third Party Advisory)
support.symantec.com/us/en/article.symsa1383.html (Vendor Advisory)

Frequently asked questions

What is CVE-2016-6589?: CVE-2016-6589 is a medium-severity vulnerability in Symantec It Management Suite, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2020-01-08.
How severe is CVE-2016-6589?: Medium severity. CVSS v3 base score is 6.5 out of 10.