CVE-2023-47800

Natus Sleepworks remote code execution

9.8 CRITICALEPSS 1.41%

Published10 Nov 2023

Description

Natus NeuroWorks and SleepWorks before 8.4 GMA3 utilize a default password of xltek for the Microsoft SQL Server service sa account, allowing a threat actor to perform remote code execution, data exfiltration, or other nefarious actions such as tampering with data or destroying/disrupting MSSQL services.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Natus Neuroworks Eeg< 8.4 · 8.4

Natus Sleepworks< 8.4 · 8.4

Remediation

Fixed in

Natus Neuroworks Eeg≥ 8.4

Natus Sleepworks≥ 8.4

Frequently asked

Is CVE-2023-47800 being actively exploited?

CVE-2023-47800 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.41%.

How severe is CVE-2023-47800?

CVE-2023-47800 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.41% probability of exploitation.

Which products are affected by CVE-2023-47800?

Affected products include Natus Neuroworks Eeg, Natus Sleepworks.

How do I fix CVE-2023-47800?

Upgrade affected software to a fixed version, for example Natus Neuroworks Eeg 8.4, Natus Sleepworks 8.4 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-47800 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.