What is CVE-2019-20046?

CVE-2019-20046 is a critical-severity vulnerability in S3india Husky Rtu 6049-E70, classified under Improper Authentication. CVSS score: 9.8/10. Published 2020-02-14.

How severe is CVE-2019-20046?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in S3india Husky Rtu 6049-E70

CVE-2019-20046

The Synergy Systems & Solutions PLC & RTU system has a vulnerability in HUSKY RTU 6049-E70 firmware versions 5.0 and prior. The affected product does not require adequate authentication, which may allow an attacker to read sensitive information or execute arbitrary code. This is a different issue than CVE-2019-16879 and CVE-2019-20045.

Vulnerability class: Broken Authentication

Published 2020-02-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (82.0th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.us-cert.gov/ics/advisories/icsa-20-042-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2019-20046?: CVE-2019-20046 is a critical-severity vulnerability in S3india Husky Rtu 6049-E70, classified under Improper Authentication. CVSS score: 9.8/10. Published 2020-02-14.
How severe is CVE-2019-20046?: Critical severity. CVSS v3 base score is 9.8 out of 10.