How severe is CVE-2019-12776?

CVE-2019-12776 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-12776 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12776?

CVE-2019-12776 primarily affects Enttec Datagate Mk2 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-12776?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-12776 published?

CVE-2019-12776 was published on 2019-06-07 and last updated on 2026-06-17.

CVE-2019-12776

CVE-2019-12776 is a critical-severity vulnerability in Enttec Datagate Mk2 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Enttec Datagate Mk2 Firmware
Published: 2019-06-07
Last modified: 2026-06-17

Description

An issue was discovered on the ENTTEC Datagate MK2, Storm 24, Pixelator, and E-Streamer MK2 with firmware 70044_update_05032019-482. They include a hard-coded SSH backdoor for remote SSH and SCP access as the root user. A command in the relocate and relocate_revB scripts copies the hardcoded key to the root user's authorized_keys file, enabling anyone with the associated private key to gain remote root access to all affected products.

Frequently asked questions

What is CVE-2019-12776?: An issue was discovered on the ENTTEC Datagate MK2, Storm 24, Pixelator, and E-Streamer MK2 with firmware 70044_update_05032019-482. They include a hard-coded SSH backdoor for remote SSH and SCP access as the root user. A command in the relocate and relocate_revB scripts copies the hardcoded key to the root user's authorized_keys file, enabling anyone with the associated private key to gain remote root access to all affected products.
How severe is CVE-2019-12776?: CVE-2019-12776 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-12776 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12776?: CVE-2019-12776 primarily affects Enttec Datagate Mk2 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-12776?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-12776 published?: CVE-2019-12776 was published on 2019-06-07 and last updated on 2026-06-17.

References

https://www.mogozobo.com/?p=3476

Affected products (4)

cpe:2.3:o:enttec:datagate_mk2_firmware:70044:05032019-482:*:*:*:*:*:*
cpe:2.3:o:enttec:storm_24_firmware:70044:05032019-482:*:*:*:*:*:*
cpe:2.3:o:enttec:pixelator_firmware:70044:05032019-482:*:*:*:*:*:*
cpe:2.3:o:enttec:e-streamer_mk2_firmware:70044:05032019-482:*:*:*:*:*:*

More vulnerabilities in Enttec Datagate Mk2 Firmware

CVE-2019-12775 — High (CVSS 8.8): An issue was discovered on the ENTTEC Datagate MK2, Storm 24, Pixelator, and E-Streamer MK2 with firmware…
CVE-2019-12777 — High (CVSS 7.8): An issue was discovered on the ENTTEC Datagate MK2, Storm 24, Pixelator, and E-Streamer MK2 with firmware…
CVE-2019-6542 — High (CVSS 7.5): ENTTEC Datagate MK2, Storm 24, Pixelator all firmware versions prior to (70044,70050,70060)_update_05032019-482 allows…
CVE-2019-12774 — Medium (CVSS 6.1): A number of stored XSS vulnerabilities have been identified in the web configuration feature in ENTTEC Datagate Mk2…

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