No exploitation reported

CVE-2019-20046

No exploitation reported by the sources we read.

Published2020-02-14
WeaknessCWE-287

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC

2020-02-1417:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-20046?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-20046?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

S3india husky rtu 6049-e70 firmwareversion to verify

Branch	Affected	Fixed in	Source
5.0	≤ 5.0	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-20-042-01 CISA1 known affected
Synergy Systems & Solutions HUSKY RTU (Update A)
HUSKY RTU 6049-E70 with: firmware Versions 5.0 and prior

Full record on NVD

Fix

Mitigation from the vendor CISA ICSA-20-042-01 · 1 productUpgrade to firmware Version 5.1.2 or higher. Consult with SSS for possible issues during upgrade, prior to implementing this recommendation.
Mitigation from the vendor CISA ICSA-20-042-01 · 1 productImplement network segmentation and firewall policies to reduce exposure of the RTU to uncontrolled and unprotected access.
Mitigation from the vendor CISA ICSA-20-042-01 · 1 productFollow recommended security practices and configure firewalls to help protect an industrial control network from attacks that originate from outside the network. Such practices include ensuring that protection, control, and automation systems are physically protected from direct access by unauthori…
Mitigation from the vendor CISA ICSA-20-042-01 · 1 productDo not allow the use of protection, control, and automation systems for Internet surfing, instant messaging, or receiving e-mails.
Mitigation from the vendor CISA ICSA-20-042-01 · 1 productBlock all nontrusted IP communications.
Mitigation from the vendor CISA ICSA-20-042-01 · 1 productConfigure trusted IP address access (IP whitelisting) in the RTU configuration for IEC-104 protocol to restrict hosts that can access the RTU.

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.07.5read 2026-10-23
NVDweakness (CWE)CWE-287read 2026-10-23
FIRST EPSSEPSS score2.2 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2020-02-14
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-20046?

Is CVE-2019-20046 actively exploited?

Active exploitation of CVE-2019-20046 has not been confirmed. Its EPSS score was 2.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-20046?

CVE-2019-20046 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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