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Fencer Intel
critical 9.8

CVE-2019-20046 json

The Synergy Systems & Solutions PLC & RTU system has a vulnerability in HUSKY RTU 6049-E70 firmware versions 5.0 and prior.

published 6y ago modified 4mo ago also EUVD-2019-10602

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

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.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-20-042-01 updated cvss 9.8

Synergy Systems & Solutions HUSKY RTU (Update A)

  • Synergy Systems & Solutions (SSS) HUSKY RTU 6049-E70 with <= 5.0
    affected: mitigation “Upgrade to firmware Version 5.1.2 or higher. Consult with SSS for possible issues during upgrade, prior to implementing this recommendation.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

2.22% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.